According to Au7o's analysis of 5,500+ owner reports, the 2022 Chevrolet Silverado 1500 has 24 documented known issues, with 8 rated critical. The most serious are Brake Booster/Assist Malfunction (T1) ($500-$1,800 repair), Fuel Pump Module Failure ($400-$1,000 repair), Trailer Brakes Disabled by Incompatible Dexter Electric-Over-Hydraulic Actuator ($90-$400 repair), 2.7L TurboMax (L3B) lifter failure, intake-valve carbon buildup, and high oil consumption ($1,500-$6,000 repair), 6.2L L87 V8 connecting-rod/crankshaft bearing failure causing loss of propulsion (recall 25V274) ($0-$12,000 repair), 6.2L L87 V8 Connecting Rod / Crankshaft Failure (Loss of Propulsion Recall 25V274) ($0-$12,000 repair), Sudden Loss of Electric Power Steering Assist / EPS Rack Failure (NHTSA Investigation) ($0-$2,300 repair) and .
OEM Systems, LLC (OEM) is recalling certain 2024 Chevrolet Silverado vehicles. The rear bumper mounting bracket may not be sufficient for towing, which can allow the towed trailer to detach from the vehicle.
Campaign #24V62600021/08/2024
ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL
General Motors LLC (GM) is recalling certain 2021-2024 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles equipped with a 6.2L V8 gas engine. The connecting rod and/or crankshaft engine components may have manufacturing defects that can lead to engine damage and engine failure.
Campaign #25V27400024/04/2025
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
General Motors, LLC is recalling certain 2020 Chevrolet Silverado 2500, 3500, GMC Sierra 2500, 3500, and 2020-2022 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles that may have been repaired incorrectly under recall 24V797. The transmission control valve may fail and cause the rear wheels to lock up.
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What are the most common Chevrolet Silverado 1500 problems?
According to Au7o's analysis of 5,500+ owner reports, the 2022 Chevrolet Silverado 1500 has 24 documented issues. The most frequently reported are: Brake Booster/Assist Malfunction (T1), Fuel Pump Module Failure, Trailer Brakes Disabled by Incompatible Dexter Electric-Over-Hydraulic Actuator. Of these, 8 are rated critical and should be addressed promptly.
Is the Chevrolet Silverado 1500 reliable?
The 2022 Chevrolet Silverado 1500 has 24 known issues documented across 5,500+ owner reports. 8 issues are rated critical: Brake Booster/Assist Malfunction (T1) and Fuel Pump Module Failure and Trailer Brakes Disabled by Incompatible Dexter Electric-Over-Hydraulic Actuator and 2.7L TurboMax (L3B) lifter failure, intake-valve carbon buildup, and high oil consumption and 6.2L L87 V8 connecting-rod/crankshaft bearing failure causing loss of propulsion (recall 25V274) and 6.2L L87 V8 Connecting Rod / Crankshaft Failure (Loss of Propulsion Recall 25V274) and Sudden Loss of Electric Power Steering Assist / EPS Rack Failure (NHTSA Investigation) and 3.0L Duramax 'Service Emission System' Limp-Mode From DEF/NOx Sensor Faults. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Chevrolet Silverado 1500 problems?
Repair costs for known Chevrolet Silverado 1500 issues range from $0 to $12,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Brake Booster/Assist Malfunction (T1), typically costs $500-$1,800 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2019-2023 Chevrolet Silverado 1500 Brake Booster/Assist Malfunction (T1)?
The T1 generation Silverado can experience brake assist malfunctions, causing a hard brake pedal, longer stopping distances, and warning lights. The electric brake booster or its sensors may be the cause. Repairs typically run $500-$1,800. Severity: high.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
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On the 2019-2025 Chevrolet Silverado 1500 2.7L Turbo I4 (L3B / TurboMax), the turbocharged 2.7L inline-4 (RPO L3B, marketed as TurboMax) used in fourth-gen Silverado 1500 work-grade and mid-trim trucks has generated a growing body of owner complaints distinct from the better-known 5.3L/6.2L V8 problems. Reported failures include collapsed/failed valve lifters (some at very low mileage — one documented 2022 Silverado Custom failed at ~22k miles), heavy carbon accumulation on the direct-injection intake valves causing rough idle, hesitation and 'chugging' under load, sticking PCV valves, and elevated oil consumption (owners report roughly a quart every 1,000-1,500 miles). Because the 2.7L is heavier-loaded in the full-size Silverado than in the Colorado/Canyon, it spends more time under boost and heat, which owners and shops link to accelerated valvetrain and turbo wear. GM issued repair campaigns in 2024 touching L3B/L2R engines.
Excessive oil consumption (1 qt per 1,000-1,500 miles)
Carbon-related drivability complaints
How to Fix
Diagnose lifter/misfire with a scan tool; a collapsed lifter typically requires lifter and often camshaft replacement. Carbon buildup on intake valves is cleaned via walnut-blasting (direct injection means no fuel washes the valves). Monitor oil level between changes and document consumption for warranty; sticking PCV valves are replaced. Check for applicable GM service bulletins/campaigns by VIN. Catch-can installation is a common owner mitigation for carbon/oil-vapor.
What you need to diagnose it
The repair instructions explicitly call for reading stored codes. Use a scanner that can read the named code families before choosing a repair.The recommended scanner supports these code families; confirm your exact year, model and module coverage before buying.
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Reading and clearing the code is DIY work. Module replacement or reprogramming is not — most modules are VIN-programmed, so a new one does nothing until a shop codes it to your car. Check for an open recall or service bulletin before buying anything.
On the 2021-2023 Chevrolet Silverado 1500 6.2L V8 L87, the 6.2L V8 L87 in 2021-2023 (and some 2024) Silverado 1500 trucks is subject to NHTSA recall 25V274 (GM N252494) for a supplier manufacturing defect: sediment/contamination on connecting rods and crankshaft oil galleries causing rod-bearing damage, plus out-of-spec crankshaft dimensions and surface finish. A failing rod bearing produces a deep knock and can seize the engine, causing sudden loss of propulsion. GM's investigation logged over 28,000 field complaints, including more than 14,000 alleging loss of propulsion, with crash, injury, and fire allegations, and NHTSA opened a follow-up probe into post-recall failures. About 107,000 Silverado 1500 units are covered.
Common Symptoms
Deep engine knocking or rod knock
Sudden loss of motive power / engine stall while driving
Low oil pressure warning
Metallic noise that worsens under load
Complete engine seizure
How to Fix
Under the recall, dealers inspect the engine; trucks that pass receive a higher-viscosity oil (0W-40), a new oil fill cap, oil filter, and an owner's-manual insert, while engines that fail inspection or have already failed are repaired or replaced at no charge. Owners should verify recall status by VIN at NHTSA.gov, watch for any knocking or low-oil-pressure warning, and stop driving immediately if a deep knock develops.
On the 2021-2024 Chevrolet Silverado 1500 6.2L V8 L87, certain 6.2L L87 V8 engines left the factory with manufacturing defects in the connecting rods and/or crankshaft — sediment/debris left in the crankshaft oil galleries and out-of-spec crankshaft finish starve the rod bearings of oil. The bearings spin, the rod can knock or seize, and the engine can suffer a sudden loss of propulsion at speed. This is the subject of a large 2025 safety recall covering roughly 600,000 U.S. trucks and SUVs (Silverado 1500, Tahoe, Suburban, Sierra 1500, Yukon, Escalade).
Sudden loss of power / loss of propulsion while driving
Low oil pressure warning
Metallic debris in oil
Engine seizure / no-start
Illuminated check engine light
How to Fix
Under NHTSA recall 25V274 / GM N252494000, dealers inspect the engine. Failed or out-of-spec engines receive a full long-block replacement; engines that pass inspection get an oil-and-filter change switching from 0W-20 to the heavier 0W-40, a new oil-fill cap, and an owner's-manual insert. Owners hearing knocking, seeing low oil pressure, or noticing metallic debris should stop driving and contact a dealer. (Note: NHTSA has continued probing failures on the post-fix 0W-40 cars, so a failure after the oil-spec change still warrants a dealer claim.)
On the 2019-2024 Chevrolet Silverado 1500 2.7L Turbo L3B, the turbocharged 2.7L Turbomax four-cylinder develops a metallic rattle/knock on cold start-up, most pronounced in the first few seconds before oil pressure builds. The root cause is premature wear in the turbocharger wastegate linkage/actuator, which can also throw a turbo-underboost code. Owners also report VVT camshaft-actuator (CPAS) solenoid faults and engine-harness chafing on this engine. Because the L3B is direct-injection only (no port injection), intake-valve carbon buildup compounds the rough-idle/misfire complaints as miles accumulate.
GM TSB 23-NA-058 addresses the cold-start rattle with a worn wastegate linkage — the fix is replacement of the wastegate actuator or, when the linkage is worn through, the complete turbocharger assembly. For the P0011/P0014 camshaft-timing codes, replace the failed camshaft position actuator magnet (solenoid) per PIP5855 and re-torque the loose intake-cam actuator cover-plate screws per PIP5921B. Walnut-blast the intake valves to clear carbon on higher-mileage engines.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Camshaft position actuator magnet (VVT solenoid) - intake or exhaust
OEM12731702$24–$44
One part number serves both the intake and exhaust position on this engine (12731702 replaces 12688097, 12696750, 12697392, 12698385, 12702894).
On the 2019-2023 Chevrolet Silverado 1500, the T1 generation Silverado can experience brake assist malfunctions, causing a hard brake pedal, longer stopping distances, and warning lights. The electric brake booster or its sensors may be the cause.
Have dealer diagnose specific brake booster component failure. Brake booster assembly replacement typically required. Check for GM service campaigns or extended warranty coverage. Do not drive with reduced brake assist.
High Confidence1,100 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
On the 2014-2024 Chevrolet Silverado 1500 All engines with Integrated Trailer Brake Control (RPO JL1), silverado 1500 trucks built with the factory Integrated Trailer Brake Control system (RPO JL1) do not simply pass current to the trailer. The Trailer Brake Power Control Module (K133) continuously injects a low-level test pulse onto trailer brake output circuit 47, and the Chassis Control Module (K38/K38A) or Brake System Control Module (K160) reads how that pulse behaves to decide whether the trailer has electromagnetic drum-brake magnets or an electric-over-hydraulic (EOH) actuator, and to keep watching the circuit for opens, shorts and plausibility faults. GM's own Preliminary Information bulletins PIT5509F and PIT5509J identify a specific, repeatable incompatibility: certain Dexter electric-over-hydraulic actuators — identified by the serial-number prefixes TCV, TCB or CBH — were never designed to be compatible with GM's integrated trailer brake diagnostics. The failure is deceptive because the system appears healthy at first. The truck recognizes the trailer, the driver sees 'Trailer Connected' on the DIC, and the gain setting works normally on the first stop. Then, as soon as the brake pedal is applied, a 'Check Trailer Wiring' message appears in the Driver Information Center. After several more brake applications, the message escalates to 'Service Trailer Brakes,' the module latches DTC C1114, and the truck disables trailer brake output entirely for the remainder of that ignition cycle. The driver is then towing a loaded trailer with no trailer braking at all, relying only on the truck's own brakes — which is why owners typically discover it as a sudden loss of trailer brake feel partway into a trip, most often on a boat, car-hauler or heavy equipment trailer where EOH disc brakes are common. Cycling the key clears it temporarily, which sends many owners down a fruitless path of replacing the truck's trailer brake module, rewiring the 7-way, or blaming the truck, because nothing on the vehicle side ever tests bad. The tell-tale that separates this from ordinary trailer wiring corrosion is the pattern: the fault only ever appears with one particular trailer, it always takes several brake applications to set, and it always resets clean at the next key cycle.
Common Symptoms
'Check Trailer Wiring' message on the Driver Information Center after the first few brake applications with a trailer connected
Message escalates to 'Service Trailer Brakes' or 'Service Trailer Brake System' after repeated braking
Trailer brakes stop working entirely for the rest of the ignition cycle
Fault clears at the next key cycle and then repeats
Only happens with one specific trailer; other trailers tow with no message
Trailer brake gain adjustment appears to have no effect once the message appears
How to Fix
Do not start by replacing parts on the truck. GM's diagnostic path is to prove which side of the 7-way connector owns the fault. Build or borrow the magnet-based tester described in PIT5509F/PIT5509J — a Pollak heavy-duty 7-way RV plug (part 12-706) wired to 2, 4, 6 or 8 trailer brake magnets (Dexter K71-104-00 or equivalent) in parallel across the ground and brake-controller-output terminals with 12-gauge wire — plug it into the truck, and drive it. GM has also released a trailer simulator tool, P/N EL-52641, that serves the same purpose. If the DIC shows 'Trailer Connected,' the scan tool's 'Trailer Brake Type' parameter reads as expected, and no C1114 sets with the tester attached, the truck's ITBC system is functioning correctly and the fault is on the trailer. Next, read the serial number off the Dexter EOH actuator on the trailer. If the first three characters are TCV, TCB or CBH, this bulletin applies directly. The accepted repair is to install a compatibility adapter on the trailer, between the 7-way and the EOH actuator, that isolates the actuator from the truck's diagnostic test pulse. GM's later bulletin (PIT5509J) names Dexter's Electric-over-Hydraulic Compatibility Adapter, part number K58-036-00; the earlier revision (PIT5509F) referenced the Hydrastar Controller Adapter Module HBA CAM 381-7073, which does the same job. The adapter mounts on the trailer, wires inline with the actuator's brake-output and ground leads, and typically costs roughly $90-$160. A competent shop or an RV/trailer dealer can install it in about an hour; it is well within reach of a DIY owner comfortable with 12-gauge crimps and heat-shrink butt splices. After installation, clear DTC C1114, reconnect the trailer, and confirm through several progressively harder brake applications at road speed that no message returns and that trailer brake output still responds to the gain adjustment. Two things worth knowing before you chase this further: PIT5509F states that on 2019-2020 Silverado/Sierra (new body style) the CCM/BSCM does not distinguish between electromagnetic and electro-over-hydraulic brakes and will detect either as electromagnetic — that is normal and not a fault. And an EOH pump motor needs roughly a 20-30% duty cycle before it will spin at all, so a light pedal or a gain set too low can look like 'no trailer brakes' when nothing is broken; also note that with EOH brakes detected, applying the pedal at 0 mph produces no output to the pump motor, which is likewise normal. Verify gain is set per the owner's manual before condemning any hardware. Warranty note: GM states trailer-side issues are not covered under the vehicle warranty, so expect this to be a customer-pay repair even on a new truck.
On the 2019-2022 Chevrolet Silverado 1500, the fuel pump module can fail, causing hard starting, stalling, or no-start conditions. GM issued a recall for certain vehicles due to fuel pump issues. The fuel tank assembly design may contribute to pump failures.
Check if vehicle is covered by GM recall. Replace fuel pump module. Some owners install upgraded pump assembly. Monitor for fuel pressure issues with scan tool.
High Confidence520 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
On the 2014-2024 Chevrolet Silverado 1500, the Silverado 1500 uses a rack-mounted electric power steering (EPS) system, and owners across multiple model years report sudden, momentary loss of steering assist — usually at low speed — often with a 'Service Power Steering / Drive Carefully' message, a clicking or notchy feel, and warning lights. On the 2014-2015 trucks GM recalled vehicles for a software condition where assist could drop out and then return abruptly (reprogram of the steering control module). For 2020-2024 trucks, NHTSA's Office of Defects Investigation opened an investigation after a high volume of complaints of sudden power-steering failure; many of these resolve with a full steering gear (EPS rack) replacement rather than a software flash. Loss of assist sharply increases steering effort and crash risk, especially during parking-speed maneuvers.
Steering suddenly gets very heavy / loss of power assist
'Service Power Steering' or 'Power Steering Reduced, Drive Carefully' message
Steering assist drops out then snaps back, especially at low speed
Clicking, clunking, or notchy feel from the steering
Steering or stability warning lights illuminated
How to Fix
First have the steering control module software updated to the latest calibration and scan for steering DTCs / check for any open recall by VIN at a GM dealer (the 2014-2015 fix was a module reprogram). If assist loss persists or the rack is found internally faulty, the repair is replacement of the electric power steering gear (rack) assembly with recalibration. Document the failures and report them to NHTSA, as the 2020-2024 trucks are under active investigation and may become eligible for a recall remedy.
On the 2020-2024 Chevrolet Silverado 1500, the 3.0L Duramax throws a 'Service Emission System' warning with a staged speed-limit countdown (e.g. 'In 175 miles speed will be limited to 65 mph', then 55 mph, then a no-restart threshold), frequently dropping the truck into limp mode. Root causes are faulty DEF level/quality sensors, NOx sensors, or a bad DEF injector/reductant heater, often triggered even when DEF is topped off. GM addressed several false-trigger cases with a software update (TSB 21-NA-071 family) but sensor hardware failures remain common and leave owners stranded on countdowns.
'Service Emission System' message with mileage countdown
speed limited to 65 then 55 mph (limp mode)
check engine light
'DEF Quality Poor' or false 'DEF Low' messages
reduced power / no-restart warning
How to Fix
Scan for the specific reductant/NOx code before parts. Apply the latest GM ECM/emissions software update (dealer TSB) for false MIL/DEF-level triggers; replace the failed DEF level/quality sensor, NOx sensor, or reductant injector as indicated. Use only fresh, spec DEF and confirm the countdown resets after repair. Many repairs fall under emissions/powertrain warranty.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
NOx sensor, position 1 (upstream, after turbo) - 2020-2022 LM2
On the 2014-2022 Chevrolet Silverado 1500, a widely reported Silverado 1500 complaint is a sudden cascade of dash messages — 'StabiliTrak disabled,' then 'Service StabiliTrak,' 'Service Traction Control,' and finally 'Engine Power Reduced' — sometimes with a stumble or stall and limited throttle response. The most common root causes are a faulty accelerator pedal position (APP) sensor or throttle body (electronic throttle), but it is also frequently traced to poor/corroded ground connections and chafed wiring under the driver's door sill or at the underseat/main harness connector. Because it can drop the truck into reduced-power limp mode at speed, owners treat it as urgent.
'Service StabiliTrak' and 'Service Traction Control' messages
'Engine Power Reduced' / limp mode
Throttle becomes unresponsive or truck stalls
Multiple ABS/traction/stability lights at once
Symptoms come and go (intermittent)
How to Fix
Scan for stored codes (commonly P2138 and related APP/throttle codes) and read live throttle/pedal data. Start by inspecting and cleaning the body grounds under the driver's door and the main harness connector (a known fix), then test/replace the APP sensor or throttle body as indicated. Apply any GM throttle-body or PCM software updates. Confirm the actual failed component before replacing the throttle body, as wiring/ground faults mimic sensor failure.
What you need to diagnose it
The repair instructions explicitly call for reading stored codes. Use a scanner that can read the named code families before choosing a repair.This issue involves C codes, which a basic engine-code reader cannot see.The recommended scanner supports these code families; confirm your exact year, model and module coverage before buying.
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Reading and clearing the code is DIY work. Module replacement or reprogramming is not — most modules are VIN-programmed, so a new one does nothing until a shop codes it to your car. Check for an open recall or service bulletin before buying anything.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Accelerator pedal assembly with position (APP) sensor — 2014-2018 (K2XX generation)
Electronic throttle body with sensor — 4.3L V6 (LV3), 2014-2021
OEM12676296Cross-refGM 12632171 / 12671014 / 12669536 / 12648414 (all superseded, Standard Motor Products / Dorman aftermarket units sold as 2$100–$295
4.3L-only throttle body; do not use the V8 part. 2022 Silverado 1500 with 4.3L is not shown on the GMPartsGiant fitment (listed 2014-2021) — a 2022 4.3L owner should confirm by VIN.
On the 2022-2024 Chevrolet Silverado 1500, certain 2022-2024 Silverado 1500 trucks (and Tahoe, Suburban, GMC Sierra/Yukon siblings) can experience excessive 12V battery drain following an over-the-air software update. GM traced it to programming in the Serial Data Gateway Module (SDGM) — the network gateway that manages communication between modules — which fails to let the vehicle's electronics fully sleep after an OTA update, leaving parasitic loads active and discharging the battery. Symptoms include a dead or weak 12V battery, no-start, and various electrical warnings the morning after an update. GM addressed it with Customer Satisfaction Programs N242435630 and N242435631 (2024), a software reprogram with no parts required; the program runs through October 31, 2026.
Common Symptoms
Dead or weak 12V battery
No-start / hard start
Battery drains overnight after software update
Multiple electrical warning messages
How to Fix
Dealer reprograms (reflashes) the Serial Data Gateway Module under CSP N242435630/N242435631 to correct the post-OTA sleep behavior; no parts required and performed at no charge. If the battery has been deeply discharged, it may need recharging or replacement. Confirm eligibility by VIN; courtesy transportation is provided while the fix is applied.
On the 2019-2023 Chevrolet Silverado 1500, the infotainment system can freeze, display a black screen, or reboot randomly. This affects navigation, audio, backup camera, and vehicle settings. Software bugs and hardware failures are both possible causes.
Update infotainment software to latest version. Perform system reset. If problems persist, the infotainment module may need replacement. Check for GM service bulletins or recalls.
High Confidence680 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
On the 2022-2025 Chevrolet Silverado 1500, trucks with the larger Google Built-in infotainment system (rolled out on the refreshed 2022+ Silverado 1500 interior and continuing through 2024-2025) suffer frequent screen freezing, full lockups, Bluetooth dropouts, navigation errors and streaming-audio (e.g., Spotify) lockups. Owners commonly have to switch the ignition off and wait several minutes for the head unit to recover. Internal GM bulletins attribute many freezes to the system being overloaded when processing too many tasks at once, and to communication errors between the infotainment system and the body control module. This is a newer-generation, Google-OS-specific complaint distinct from earlier MyLink/Infotainment 3 freezing on pre-refresh trucks.
Apply the latest GM software/over-the-air updates, which have targeted several freeze/reboot bugs; perform an infotainment system reset (or battery disconnect) to clear a lockup; check for applicable customer-satisfaction programs by VIN. Persistent failures may require head-unit/module reprogramming or replacement under warranty.
On the 2019-2023 Chevrolet Silverado 1500, the auto stop/start feature stops engaging and the DIC shows 'Auto Stop Unavailable' or the feature simply never activates. GM traces most cases to the Body Control Module reading the battery as perpetually below ~75% state-of-charge, which disables stop/start to protect restart capability. Contributing factors are a weak/aged AGM battery, loose battery terminal, or a corroded/disconnected ground. Some owners also see premature original-battery failure that leaves the truck slow to crank.
message appears after a jump-start or dead battery
How to Fix
Load-test the battery and clean/tighten the terminals and negative ground. Replace a weak battery with a correct Group 94R AGM (ACDelco 94RAGM / GM 88864542) — a flooded battery or wrong size will keep the feature disabled — then have the BCM battery sensor recalibrated/relearned. If the battery is good, check for parasitic draw and verify BCM state-of-charge data with a scan tool.
What you need to diagnose it
The fix here starts with a test, not a part — which repair you need depends on what the test finds.
UNI-T UT210E Low-Current DC Clamp Meter
1 mA resolution on the 2 A range — a 0.1 A meter reads a 50 mA drain as zero
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Testing and isolating the fault is DIY work. Replacing or reprogramming a control module is not — most are VIN-programmed, so a new one does nothing until a shop codes it to your car. Check for an open recall or service bulletin before buying anything.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Group 94R AGM is correct for ALL three engines in this issue (2.7L L3B, 5.3L L84, 6.2L L87) and for all years 2019-2023 — the T1-platform Silverado 1500 uses one battery group size across the range, so there is no year/engine split here.
On the 2019-2023 Chevrolet Silverado 1500, silverados with the Bose audio system develop crackling, popping, and static, distortion at higher volume, or entire sections of speakers (e.g., all driver-side, or the center dash speaker) going silent. Causes range from a software/firmware bug in the IOK/Google-built-in radio, to internal Bose amplifier channel failures, to a physically failed center-dash speaker. GM acknowledged the software-related crackling in a TSB but a full fix has lagged, frustrating owners of the 2022 refreshed models.
First apply the latest radio/amplifier software update (dealer TSB) which resolves many crackle/static complaints on IOK-radio trucks. If a channel is dead or a single speaker distorts, replace the Bose amplifier or the affected speaker (commonly the center-dash speaker). Check for loose door-panel mounting bolts, which cause rattle mistaken for speaker failure.
On the 2014-2022 Chevrolet Silverado 1500, the integrated door-lock actuators in K2XX/T1 Silverado 1500 trucks are a high-frequency failure. The small motor and plastic gears inside the actuator wear out, so the power lock buzzes, grinds, or clicks, operates intermittently or cycles rapidly, or stops working entirely on one or more doors. Owners frequently report a domino effect — replacing one actuator, then having another door fail within weeks — and some failures are temperature-dependent (works in heat, dead in cold). On Silverados the lock actuator is integrated into the door latch assembly, so the whole latch is often replaced.
Buzzing, grinding, or rapid clicking from inside the door when locking
Power lock works intermittently on one door
Lock works on warm days but not cold (or vice versa)
Door won't lock or unlock with the fob or switch
Multiple doors failing over a short period
How to Fix
Confirm the failed door(s) and that fuses/relays and the body control module are good, then replace the affected door lock actuator / latch assembly (the actuator is built into the latch on these trucks). It requires removing the interior door panel and water shield. Because failures cluster, many owners proactively replace adjacent actuators. Use a quality OE-equivalent latch/actuator to avoid early repeat failure.
On the 2015-2023 Chevrolet Silverado 1500, both the 8-speed and 10-speed automatic transmissions can develop a shudder during light acceleration. This torque converter clutch issue is widespread across GM trucks. Multiple TSBs have been issued addressing this concern.
Perform transmission fluid flush with GM-approved fluid and friction modifier additive. GM extended warranty coverage for some affected vehicles. Multiple fluid changes may be needed. Torque converter replacement in severe cases.
High Confidence3,200 owner reportsLast reported by owners Feb 2024Reviewed Feb 2026
On the 2015-2022 Chevrolet Silverado 1500, silverado 1500 trucks with the 8L90 eight-speed (and the older 6L80 six-speed) can run dangerously hot when the factory transmission thermal bypass valve sticks closed, so fluid never reaches the cooler — common under towing or heavy load. Sustained temperatures above ~220-250°F oxidize the fluid and cook the clutches and torque converter, accelerating the separately-known shudder/wear and shortening transmission life. Compounding this, the transmission cooler lines and fittings are a frequent leak point on these trucks, dropping fluid level and worsening heat. Owners towing in hot climates are most affected.
High transmission temperature, especially while towing
Burnt-smelling or dark transmission fluid
Harsh/erratic shifts as fluid degrades
Red transmission fluid leak / low fluid level
Transmission goes into limp/reduced-power mode when hot
How to Fix
Verify transmission temperature behavior and inspect the cooler lines/fittings for leaks. Replace or delete/upgrade the failed thermal bypass valve so fluid reaches the cooler, repair leaking cooler lines/fittings, and service with fresh Dexron-VI fluid. Adding or upgrading an external transmission cooler is a common preventive measure for trucks that tow. Confirm fluid level and condition, as low/oxidized fluid both causes and results from overheating.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
On the 2007-2024 Chevrolet Silverado 1500, gM's small-block V8s (Gen III/IV LS and Gen V LT) in the Silverado 1500 are notorious for snapping exhaust manifold bolts. The steel bolts and the aluminum cylinder heads expand and contract at different rates through countless heat cycles, fatiguing the bolts until the heads snap off — usually the front and rear corner bolts. The resulting manifold-to-head gasket leak produces a loud 'exhaust tick' (often mistaken for a lifter) that is loudest on cold start, and the leak draws outside air past the upstream O2 sensor, frequently setting a false P0420 catalyst-efficiency code even with a good converter. Left alone it can also burn nearby wiring and worsen the leak.
Ticking/tapping exhaust noise, loudest on cold start
Tick that quiets as the engine warms up
Exhaust/sulfur smell near the engine
P0420 catalyst-efficiency code with an otherwise good converter
Soot or carbon tracks at the exhaust manifold flange
How to Fix
Inspect the manifold flanges for soot/leak tracks and the corner bolts for breakage. Repair is to extract the broken bolt shanks (often requires drilling/extractor or a slide-hammer style broken-bolt kit), replace the manifold gaskets, and reinstall with upgraded fasteners — ARP 134-1102 header bolts on Gen III/IV LS (4.8/5.3/6.0) or ARP 134-1104 on Gen V LT (5.3 L83 / 6.2 L86) — torqued in sequence with anti-seize. Re-evaluate any P0420 after the leak is sealed before condemning the catalytic converter or O2 sensors.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Exhaust Manifold Gasket Set
Cross-refMS16124
Fitment confirmed against the ShowMeTheParts catalog for this vehicle's year and engine.
On the 2007-2024 Chevrolet Silverado 1500, the full-size Silverado 1500 is one of the most frequently targeted vehicles in the U.S. for catalytic converter theft. Its high ground clearance and underbody-mounted, easily reached converters let thieves cut them out in seconds, often in broad daylight, and lifted trucks are even easier to get under. Owners discover the theft by a sudden extremely loud, raspy exhaust on startup, a check-engine light, and reduced performance. Replacement of OEM converters plus the O2 sensors and pipe is expensive, and repeat thefts are common because nothing about the factory design deters re-targeting. This is a high-search, high-demand ownership problem rather than a manufacturing defect, but it is specific and well documented for this model.
Extremely loud, deep roaring exhaust noise on startup
Visible missing converter / cut pipe under the truck
Check engine light (catalyst efficiency) after the theft
Reduced power and rough running
Strong exhaust smell entering the cabin
How to Fix
Replace the stolen converter(s) — OEM or CARB-compliant aftermarket — along with any damaged O2 sensors and exhaust pipe sections, then add theft deterrents: a welded catalytic-converter shield/cage (e.g., CatClamp / model-specific plate), etched/engraved converter ID, and parking in lit or secured areas. A tilt/vibration alarm can also help. Insurance comprehensive coverage often applies. Note: a separate 2019 emissions recall addressed an ECM that could fail to illuminate the malfunction-indicator light on a converter fault — unrelated to theft but worth checking by VIN.
On the 2021-2022 Chevrolet Silverado 1500 3.0L Duramax Turbodiesel I6 (LM2), silverado 1500 trucks with the 3.0L LM2 Duramax inline-6 turbodiesel are prone to failure of the electronically actuated engine coolant control valve. Failure illuminates the check-engine light, can leave cooling fans running after the key is off (draining the battery), and in some cases causes the engine to run hotter than normal. A frequent root cause is corrosion/terminal damage in the coolant flow control valve actuator harness connector. GM announced Special Coverage N252508341 (September 2025) extending warranty to 15 years / 150,000 miles from in-service date for the affected valve on 2021-2022 Silverado 1500 (and 2021-2023 Tahoe/Suburban and GMC/Cadillac siblings). Owners have reported multi-month back-orders on the replacement valve (part 40009644).
Common Symptoms
Check engine light
Cooling fans run after engine is shut off
Engine running hotter than normal
Battery drain
How to Fix
Scan for codes (P1098 / P26BB are commonly reported); confirm the coolant control valve or its harness connector is at fault. Under Special Coverage N252508341 the dealer replaces the coolant control valve (part 40009644) at no charge within 15 years/150k miles. Inspect/repair the actuator harness connector for terminal corrosion. Reimbursement is available for owners who previously paid for the repair.
On the 2007-2024 Chevrolet Silverado 1500, the mechanical (belt-driven) water pump on the LS/LT V8 Silverado 1500 is a common wear-out item. The internal shaft seal fails and coolant seeps from the pump's weep hole, often appearing as orange/Dex-Cool residue or a puddle at the front-center of the truck; the weep-hole drip can be hard to spot until the bearing also starts to whine. Owners report leaks commonly at roughly 60,000-100,000 miles. If ignored it leads to coolant loss and overheating. Some apparent water-pump leaks turn out to be a failed gasket rather than the pump itself, so confirmation matters.
Orange/Dex-Cool coolant puddle at front-center of the truck
Coolant seeping from the water-pump weep hole
Low coolant warnings or repeated topping off
Whining or grinding from the pump bearing
Engine running hotter than normal / overheating
How to Fix
Pressure-test the cooling system and confirm the leak is from the pump weep hole / shaft seal versus a gasket or hose. Replace the water pump (and gasket), refill with the correct GM Dex-Cool spec coolant, and bleed the system. Inspect the belt and tensioner while accessing the pump. Address any low-coolant overheating before it damages head gaskets.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
Water pump with gaskets (2007-2013 Gen IV LS V8: 4.8L, 5.3L, 6.0L, 6.2L)
On the 2019-2022 Chevrolet Silverado 1500, on the T1-platform (2019+) Silverado 1500, the plastic frame surrounding the rear window (especially the power/electric sliding window) cracks and the window works loose in its channel. GM technicians attribute it to excessive cab/body flex over uneven roads and towing loads. Water then wicks through the gaps and runs down the inside of the rear glass into the cab, soaking the rear seat and carpet, and wind noise develops. It is widespread enough that dealers issued a sealant TSB and GM has extended goodwill on many out-of-warranty trucks; owners frequently give up on the reseal and swap the slider for a solid fixed pane.
Dealer TSB reseal of the rear window frame is the first step but is widely reported as a temporary fix. The durable repair is replacing the failed power sliding window with a new slider or, most commonly, a fixed solid-glass rear window (glass-shop install). Inspect and dry the cab, and check for corrosion on any modules mounted under the rear seat. Pursue GM goodwill/customer-assistance coverage even past 3yr/36k since this is a known defect.
On the 2007-2022 Chevrolet Silverado 1500, on sunroof-equipped Silverados the four corner sunroof drain tubes clog with debris, so rainwater that normally drains overflows the sunroof tray and leaks onto the headliner, A-pillars, seats, and floor. Owners report wet carpet, dripping headliner, and water sloshing sounds. A cracked sunroof frame rail is a separate, more expensive cause of the same leak. It is a classic misdiagnosed 'unknown water leak.'
Clear the corner drain tubes with low-pressure compressed air (~50 psi) or a soft trimmer line, and confirm water flows out the tube exits under the truck. Distinguish a clogged drain from a failed sunroof seal or a cracked frame rail — a cracked rail requires replacing the sunroof frame assembly. Dry the headliner and floor to prevent mold.
SERVICE BRAKES, HYDRAULIC:BRAKE FLUID LOW WARNING: LAMP
General Motors, LLC (GM) is recalling certain 2023 Chevrolet Silverado 1500, GMC Sierra 1500, 2023-2024 Chevrolet Tahoe, Suburban, GMC Yukon, Yukon XL, Cadillac Escalade, and Escalade ESV vehicles. The electronic brake control module software may fail to display a warning light when a loss of brake fluid occurs. As such, these vehicles fail to comply with the requirements of Federal Vehicle Safety Standard number 135, "Light Vehicle Brake Systems."
Campaign #24V67400012/09/2024
EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE
General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
What is the 2019-2022 Chevrolet Silverado 1500 Fuel Pump Module Failure?
The fuel pump module can fail, causing hard starting, stalling, or no-start conditions. GM issued a recall for certain vehicles due to fuel pump issues. The fuel tank assembly design may contribute to pump failures. Repairs typically run $400-$1,000. Severity: high.
What is the 2014-2024 Chevrolet Silverado 1500 Trailer Brakes Disabled by Incompatible Dexter Electric-Over-Hydraulic Actuator?
Silverado 1500 trucks built with the factory Integrated Trailer Brake Control system (RPO JL1) do not simply pass current to the trailer. The Trailer Brake Power Control Module (K133) continuously injects a low-level test pulse onto trailer brake output circuit 47, and the Chassi… Repairs typically run $90-$400. Severity: high.
What is the 2019-2025 Chevrolet Silverado 1500 2.7L TurboMax (L3B) lifter failure, intake-valve carbon buildup, and high oil consumption?
The turbocharged 2.7L inline-4 (RPO L3B, marketed as TurboMax) used in fourth-gen Silverado 1500 work-grade and mid-trim trucks has generated a growing body of owner complaints distinct from the better-known 5.3L/6.2L V8 problems. Reported failures include collapsed/failed valve… Repairs typically run $1,500-$6,000. Severity: high.
What is the 2021-2023 Chevrolet Silverado 1500 6.2L L87 V8 connecting-rod/crankshaft bearing failure causing loss of propulsion (recall 25V274)?
The 6.2L V8 L87 in 2021-2023 (and some 2024) Silverado 1500 trucks is subject to NHTSA recall 25V274 (GM N252494) for a supplier manufacturing defect: sediment/contamination on connecting rods and crankshaft oil galleries causing rod-bearing damage, plus out-of-spec crankshaft di… Repairs typically run $0-$12,000. Severity: high.
What is the 2021-2024 Chevrolet Silverado 1500 6.2L L87 V8 Connecting Rod / Crankshaft Failure (Loss of Propulsion Recall 25V274)?
Certain 6.2L L87 V8 engines left the factory with manufacturing defects in the connecting rods and/or crankshaft — sediment/debris left in the crankshaft oil galleries and out-of-spec crankshaft finish starve the rod bearings of oil. The bearings spin, the rod can knock or seize,… Repairs typically run $0-$12,000. Severity: high.
What is the 2014-2024 Chevrolet Silverado 1500 Sudden Loss of Electric Power Steering Assist / EPS Rack Failure (NHTSA Investigation)?
The Silverado 1500 uses a rack-mounted electric power steering (EPS) system, and owners across multiple model years report sudden, momentary loss of steering assist — usually at low speed — often with a 'Service Power Steering / Drive Carefully' message, a clicking or notchy feel… Repairs typically run $0-$2,300. Severity: high.
What is the 2020-2024 Chevrolet Silverado 1500 3.0L Duramax 'Service Emission System' Limp-Mode From DEF/NOx Sensor Faults?
The 3.0L Duramax throws a 'Service Emission System' warning with a staged speed-limit countdown (e.g. 'In 175 miles speed will be limited to 65 mph', then 55 mph, then a no-restart threshold), frequently dropping the truck into limp mode. Root causes are faulty DEF level/quality… Repairs typically run $200-$1,500. Severity: high.
What is the 2015-2023 Chevrolet Silverado 1500 8/10-Speed Transmission Shudder?
Both the 8-speed and 10-speed automatic transmissions can develop a shudder during light acceleration. This torque converter clutch issue is widespread across GM trucks. Multiple TSBs have been issued addressing this concern. Repairs typically run $200-$3,500. Severity: medium.
What is the 2007-2024 Chevrolet Silverado 1500 Broken Exhaust Manifold Bolts on 5.3L/6.2L V8 Causing Exhaust Tick and False P0420?
GM's small-block V8s (Gen III/IV LS and Gen V LT) in the Silverado 1500 are notorious for snapping exhaust manifold bolts. The steel bolts and the aluminum cylinder heads expand and contract at different rates through countless heat cycles, fatiguing the bolts until the heads sna… Repairs typically run $250-$900. Severity: medium.
What is the 2014-2022 Chevrolet Silverado 1500 Service StabiliTrak / Service Traction Control / 'Reduced Engine Power' Cascade?
A widely reported Silverado 1500 complaint is a sudden cascade of dash messages — 'StabiliTrak disabled,' then 'Service StabiliTrak,' 'Service Traction Control,' and finally 'Engine Power Reduced' — sometimes with a stumble or stall and limited throttle response. The most common… Repairs typically run $150-$700. Severity: medium.
What is the 2022-2024 Chevrolet Silverado 1500 12V battery drain after over-the-air (OTA) update / Serial Data Gateway Module programming (GM CSP N242435630/N242435631)?
Certain 2022-2024 Silverado 1500 trucks (and Tahoe, Suburban, GMC Sierra/Yukon siblings) can experience excessive 12V battery drain following an over-the-air software update. GM traced it to programming in the Serial Data Gateway Module (SDGM) — the network gateway that manages c… Repairs typically run $0-$300. Severity: medium.
What is the 2021-2022 Chevrolet Silverado 1500 3.0L Duramax (LM2) engine coolant control valve failure (GM Special Coverage N252508341)?
Silverado 1500 trucks with the 3.0L LM2 Duramax inline-6 turbodiesel are prone to failure of the electronically actuated engine coolant control valve. Failure illuminates the check-engine light, can leave cooling fans running after the key is off (draining the battery), and in so… Repairs typically run $0-$600. Severity: medium.
What is the 2007-2024 Chevrolet Silverado 1500 Catalytic Converter Theft Vulnerability (High Ground Clearance, Easily Accessed Converters)?
The full-size Silverado 1500 is one of the most frequently targeted vehicles in the U.S. for catalytic converter theft. Its high ground clearance and underbody-mounted, easily reached converters let thieves cut them out in seconds, often in broad daylight, and lifted trucks are e… Repairs typically run $300-$3,000. Severity: medium.
What is the 2019-2022 Chevrolet Silverado 1500 Power Sliding / Rear Window Frame Cracking and Leaking From Body Flex?
On the T1-platform (2019+) Silverado 1500, the plastic frame surrounding the rear window (especially the power/electric sliding window) cracks and the window works loose in its channel. GM technicians attribute it to excessive cab/body flex over uneven roads and towing loads. Wat… Repairs typically run $350-$1,200. Severity: medium.
What is the 2015-2022 Chevrolet Silverado 1500 Transmission Overheating from Failed 8L90 Thermal Bypass Valve / Cooler-Line Leaks?
Silverado 1500 trucks with the 8L90 eight-speed (and the older 6L80 six-speed) can run dangerously hot when the factory transmission thermal bypass valve sticks closed, so fluid never reaches the cooler — common under towing or heavy load. Sustained temperatures above ~220-250°F… Repairs typically run $150-$1,200. Severity: medium.
What is the 2019-2024 Chevrolet Silverado 1500 2.7L Turbomax (L3B) Cold-Start Rattle and Wastegate Actuator Wear?
The turbocharged 2.7L Turbomax four-cylinder develops a metallic rattle/knock on cold start-up, most pronounced in the first few seconds before oil pressure builds. The root cause is premature wear in the turbocharger wastegate linkage/actuator, which can also throw a turbo-under… Repairs typically run $300-$2,500. Severity: medium.
What is the 2007-2024 Chevrolet Silverado 1500 Water Pump Failure / Weep-Hole Coolant Leak on 5.3L and 6.2L V8?
The mechanical (belt-driven) water pump on the LS/LT V8 Silverado 1500 is a common wear-out item. The internal shaft seal fails and coolant seeps from the pump's weep hole, often appearing as orange/Dex-Cool residue or a puddle at the front-center of the truck; the weep-hole drip… Repairs typically run $200-$1,450. Severity: medium.
What is the 2019-2023 Chevrolet Silverado 1500 Infotainment Screen Freezing/Black Screen?
The infotainment system can freeze, display a black screen, or reboot randomly. This affects navigation, audio, backup camera, and vehicle settings. Software bugs and hardware failures are both possible causes. Repairs typically run $0-$1,200. Severity: low.
What is the 2022-2025 Chevrolet Silverado 1500 Google Built-in (13.4-inch) infotainment freezing, lockups, and audio dropouts (2022+ refreshed cabin)?
Trucks with the larger Google Built-in infotainment system (rolled out on the refreshed 2022+ Silverado 1500 interior and continuing through 2024-2025) suffer frequent screen freezing, full lockups, Bluetooth dropouts, navigation errors and streaming-audio (e.g., Spotify) lockups… Repairs typically run $0-$300. Severity: low.
