2008 Dodge Challenger Problems: 16 Known Issues

On the 2008-2014 Dodge Challenger, the Dodge Challenger has a well-documented tendency to stall or shut off completely without warning while driving — a top-3 engine-category complaint at NHTSA and one of the most-reported electrical/engine problems at CarComplaints. There are two primary, separately documented root causes that present the same symptom. (1) ALTERNATOR FAILURE (3.6L Pentastar, and later 5.7L/6.4L with electro-hydraulic power steering). Chrysler began investigating stalling complaints on 2011-2012 Dodge Chargers in August 2014 and found thermal fatigue of the silicon diodes inside the alternator. The large, intermittent current draw of the electro-hydraulic power-steering (EHPS) pump thermally stresses the diodes until the alternator fails suddenly. This became NHTSA recall 14V634 (Chrysler P60), covering ~434,000 2011-2014 Chrysler 300, Dodge Charger, Challenger, Durango, and 2012-2014 Jeep Grand Cherokee vehicles with the 3.6L engine and 160-amp alternator (remedy began Feb 27, 2015). It was later expanded under NHTSA recall 17V435 (remedy began Feb 12, 2018) to additional 2011-2014 cars with EHPS and 5.7L or 3.6L engines. NHTSA's stated consequence for both: "If the alternator fails, the vehicle may stall without warning, increasing the risk of a crash," with an additional risk of an underhood fire from a short circuit. (2) TIPM (Totally Integrated Power Module) / FUEL-PUMP-RELAY FAILURE (2008-2014, all engines). The TIPM is the car's central fuse/relay/electrical-distribution computer. When it (or its internal fuel-pump relay) degrades, owners report the engine stalling or shutting off mid-drive, intermittent no-starts, flickering lights, and multiple simultaneous warning lights (check engine, traction control/ESC, ABS). CarComplaints documents this on the 2009 Challenger ("engine shuts down while driving," 7 complaints, severity 8.6/10, ~$800 average repair, ~43,300 miles) and the 2013 Challenger ("bad TIPM," 12 complaints, severity 7.2/10, ~$940 average repair, ~43,050 miles). Because the engine quits unexpectedly, the driver loses power steering and (on automatics) power braking assist while the car is in motion — making this a genuine safety hazard, especially in intersections, on highway merges, and during turns. Multiple NHTSA complaints describe near-crashes and crashes from sudden loss of power.

On the 2008-2023 Dodge Challenger, exhaust manifold bolts break due to thermal cycling causing the bolts to become brittle and snap, especially on the passenger side. Dissimilar metals (iron manifold, aluminum head) accelerate the process. Creates a ticking noise at cold startup. Common across all HEMI-powered LX/LC platform vehicles.

On the 2008-2014 Dodge Challenger, the Totally Integrated Power Module (TIPM-7 generation) is the Challenger's central fuse-and-relay box and power-distribution computer, mounted in the engine bay. It manages nearly every electrical circuit, and a single failed solder joint, blown internal circuit-board trace, or — most commonly — a degraded internally-soldered fuel-pump relay can cripple the whole car. Because the fuel-pump (ASD) relay is hard-soldered into the TIPM circuit board (not a serviceable plug-in relay), owners cannot simply swap a relay. The dominant root cause is contamination/degradation of the sealed relay contacts (silicone vapor that hardens into insulation and burns under load) compounded by water/moisture intrusion and corrosion of the board, which is why failures are intermittent and often produce no stored trouble codes. The result is a cluster of seemingly unrelated, hard-to-diagnose faults: a relay stuck OFF causes random no-start, no fuel-pump prime, and mid-drive stalling; a relay stuck ON causes the fuel pump to run continuously and drain the battery overnight. This is the root cause behind the model's worst CarComplaints electrical category — the 2013 Challenger alone has a dedicated "bad TIPM" complaint cluster, with failures averaging around 43,000 miles (reported range roughly 8,000–76,000 miles), well within the life of the car. Critically for Challenger owners, the fuel-pump-relay recall campaigns (NHTSA 15V-115 / Safety Recall R09 and the 2019 redo 19V-813) covered the Durango and Jeep Grand Cherokee — NOT the Challenger. NHTSA's recall list for the Challenger shows only airbag and alternator campaigns, no TIPM recall, so Challenger owners pay out of pocket (commonly ~$700–$1,100). The 2008–2014 (LC-body) cars share the TIPM-7 implicated across the Chrysler/Dodge/Jeep lineup; 2010–2014 see the heaviest complaint volume.

On the 2008-2023 Dodge Challenger, a widely reported electrical complaint across nearly all Challenger model years is excessive parasitic battery drain that leaves the car dead overnight or after sitting a few days. A healthy modern vehicle should settle to roughly 25-50 mA of key-off draw once all modules go to sleep; owners reporting this problem measure anywhere from several hundred milliamps to over 2-4 amps, which is enough to flatten a battery in a day or two. There are several distinct, real-world root causes documented across owner forums (ChallengerTalk, ChallengerForumz, Hellcat.org), NHTSA/CarComplaints filings, and repair sites: 1) Smart-glass / one-touch power window self-cycling — the single most-reported cause in NHTSA and CarComplaints/CarProblemZoo data (18+ "battery dead" reports concentrated on 2010-2014, plus 2018). A faulty window switch or window module causes the driver- or passenger-side glass to drop and raise itself a fraction of an inch repeatedly with the key off, running the motor until the battery is dead. Chrysler issued a recall on 2011 cars for a related concern, but owners of 2012+ report the same symptom with no recall. 2) TIPM (Totally Integrated Power Module) faults — the under-hood power/fuse-relay computer controls dozens of circuits and can keep a circuit "awake" or stick a relay closed, producing a steady ~1-2 A draw. TIPM failure is a known weak point on Chrysler/Dodge platforms and a common diagnosis on early (2008-2014) cars. 3) Infotainment / Uconnect radio (RER, 730N, and later Uconnect head units) not entering sleep mode — a hung or buggy radio keeps the accessory bus awake. Owners report dealers pulling the radio fuse to confirm, then resolving it with a head-unit software re-flash (e.g., updating to 18.45.01) or radio replacement; multiple owners also report repeated radio/touchscreen failures on 2015-2017 cars. 4) Stuck switches and accessories — faulty door-jamb/courtesy switches that keep a dome light on, a trunk/glovebox/vanity light staying on, door-lock actuator faults, or aftermarket add-ons (alarms, amps, dash cams) wired to a constant-hot circuit. 5) Alternator diode failure — a shorted rectifier diode lets current bleed backward through the alternator with the engine off; some owners also have a charging fault where the PCM voltage regulation is at fault, so a new alternator alone does not fix it. 6) Hellcat / supercharged charge-air-cooler (intercooler) auxiliary coolant pump not shutting off — on 2015+ supercharged cars the aux pump can fail to power down (often after coolant intrudes into the connector or a loose intake-box ground), running the pump and killing the battery in as little as 3 days; this typically also sets charge-air-cooler pump DTCs (P023B, U02A9). SRT models from 2018+ include a "Storage Mode" that reduces key-off draw and should be enabled when parking.

On the 2008-2010 Dodge Challenger, first-generation (2008-2010) Dodge Challengers are equipped with a Takata dual-stage driver's frontal airbag inflator that is subject to NHTSA recall 15V444000 (FCA/Chrysler recall R37) — part of the largest and most dangerous auto recall in history. The ammonium-nitrate-based propellant inside the inflator degrades over time, especially after prolonged exposure to heat and humidity. When this happens, a crash that deploys the driver's airbag can cause the metal inflator housing to rupture and spray sharp metal shrapnel at the driver and occupants, turning a routine deployment into a potentially fatal event. Because the danger increases as the vehicle ages, FCA/Stellantis escalated this to a formal "Do Not Drive" warning in November 2022, covering 2005-2010 Dodge Magnum, Charger, Challenger and Chrysler 300 vehicles (~276,000 units, with roughly 225,000-233,000 still unrepaired). That escalation followed three deaths in 2010 Dodge Chargers in warm-weather U.S. states where the driver inflator burst apart. Across all automakers, defective Takata inflators have killed at least 28 people and injured more than 400 in the U.S. Owners of an affected, unrepaired Challenger are urged to stop driving it until the inflator is replaced. The 2008-2010 Challenger recall covers vehicles built September 19, 2007 through October 29, 2010 (88,460 units).

On the 2008-2023 Dodge Challenger, a P0420 ("Catalyst System Efficiency Below Threshold, Bank 1") or P0430 ("Bank 2") check-engine light is one of the most common emissions codes on the Dodge Challenger, especially on higher-mileage V8 cars. The PCM sets the code when it compares the upstream (pre-cat) and downstream (post-cat) oxygen-sensor signals: if the downstream sensor begins to mimic the rapidly-switching upstream sensor instead of staying relatively flat, the computer concludes the converter is no longer storing/releasing oxygen efficiently. On the Challenger this code is frequently NOT a worn-out converter at all. The two most common upstream root causes are (1) an exhaust leak from broken exhaust-manifold bolts — the well-documented "HEMI tick" on the 5.7L and 6.4L V8s — which lets atmospheric oxygen into the exhaust stream and confuses the rear O2 sensor, and (2) a long-running misfire (worn plugs, failing coils, leaking injectors on the 3.6L Pentastar) that dumps raw fuel into the converter and physically destroys it over time. A failed downstream O2 sensor, contaminated converter (from an oil-cooler/oil-filter-housing leak on the Pentastar), or simply an aged/degraded cat round out the causes. Chrysler also issued software bulletins (TSB 18-021-12, superseded by 18-033-13) because early PCM calibration logic was overly sensitive and could trigger false P0420/P0430 codes — particularly in warm weather or on long highway drives — so a PCM reflash should be ruled out before any hardware is replaced. Because the converter sits in the federal/CARB emissions-warranty window for many of these cars, the diagnosis order matters a lot to the owner's wallet.

On the 2008-2023 Dodge Challenger, the Dodge Challenger's evaporative emissions (EVAP) leak-detection device — the Evaporative System Integrity Module/Monitor (ESIM), the successor to Chrysler's older NVLD (Natural Vacuum Leak Detection) pump — is a very common failure point across the LX/LA platform (2008-2023). The ESIM is a mechanical, non-solenoid device (housing, two check valves/weights, a diaphragm, and a switch) bolted to the charcoal canister behind the rear passenger fender-well liner. It performs an engine-off non-intrusive test for small leaks and an engine-running test for medium/large leaks, and the PCM relies on it for ALL EVAP leak diagnostics. When the ESIM's diaphragm or switch fails, the PCM falsely concludes the sealed EVAP system is leaking and sets P0456 (small leak), P0455 (large leak), or a generic P0440, illuminating the check-engine light. Because the code description points to a leak, the part is repeatedly misdiagnosed: owners and shops replace the gas cap (sometimes multiple times), get a clean smoke test showing no actual leak, yet the code returns. Multiple forum threads document owners chasing this for months — replacing the gas cap, then the purge/canister valve — before the ESIM ("vapor leak detection pump") is finally identified as the real fault. One owner reported spending roughly $2,500 over repeated visits before the issue was resolved. In some cases the leak-detection pump was simply found unplugged behind the wheel-well liner.

On the 2008-2014 Dodge Challenger, early third-generation (LC platform) Challengers from roughly 2008-2014 are prone to premature rust at the rocker panels and lower body, typically appearing as paint bubbling and rust-through just forward of the rear wheels where the rocker meets the rear quarter. The root cause is a design flaw: Dodge filled the lower rear-quarter/rocker cavity with sound-dampening (styrofoam/spray) foam that acts like a sponge, holding road moisture, snow-melt and salt against the bare metal from the inside out, while also blocking the factory weep/drain holes. The plastic rocker moldings clip into unsealed rectangular cutouts along the sill, letting salt-laden splash enter the cavity. Because corrosion starts inside the panel, it is often advanced by the time bubbling shows on the paint surface. Owners across ChallengerTalk, ChallengerForum, CarComplaints and TrueDelta consistently report the same location and pattern, generally surfacing after about 5-8 years of all-season/road-salt driving (CarComplaints' two 2010 reports averaged ~104,000 miles, ranging 64k-143k). The problem is markedly reduced on facelifted 2015+ cars, making it a generation-specific issue. There is no recall or extended warranty; Dodge has denied goodwill claims on out-of-warranty cars.

On the 2008-2023 Dodge Challenger, challengers equipped with the optional power sunroof are a recurring subject of dedicated water-leak threads on the major owners' forums (ChallengerTalk, HellCat.org) and show up in TrueDelta body/integrity problem histories. The sunroof tray drains to four corner drain tubes (two front, two rear) that run down the A-pillars and rear pillars. Over time these tubes clog with pine needles, pollen, dirt and other road/yard debris, or a drain hose that was crimped/misrouted between the roof and a headliner support seals itself shut from heat cycling. When the drains can no longer carry the tray water away, it overflows and tracks along the headliner before dripping out the lowest point inside the cabin — most commonly the overhead console near the dome lights and HomeLink buttons, dribbling down onto the shifter plate (owners describe finding "half a cup" of water on the console). On some cars the leak is instead a failed or torn sunroof-glass weatherstrip that lets water past during rain or high-pressure car washes. Left unaddressed, the standing water can stain the headliner, soak the carpet/footwells, breed mildew, and reach interior electronics. It is a preventable maintenance/condition issue rather than a widespread defect, but it is a very common ownership question.

On the 2008-2014 Dodge Challenger, the Dodge Challenger has two distinct, well-documented power-steering complaints on the pre-2015 LC/LX-platform cars, and both are flagged by RepairPal as common problems (MotorBiscuit lists "a loud power steering system" among the four most-reported Challenger issues). FIRST, a HYDRAULIC NOISE: owners hear a honk, hiss, groan, or whine from the steering during low-speed parking-lot maneuvers, worst when turning the wheel toward full lock. RepairPal documents this as a recognized concern on 2008-2012 Challengers; Chrysler addressed it with TSB 19-005-10 ("Steering Gear Honk, Hiss or Groan During Low Speed Parking Lot Maneuvers," superseding 19-003-09), which traces the noise to the power-steering return hose and, in some cases, the steering gear (rack). Fluid aeration, a low or contaminated fluid level, and worn pump vanes/bearings produce the same groan/whine. SECOND, an ASSIST-LOSS failure on EHPS cars: 2011-2014 Challengers with the 3.6L Pentastar or 5.7L HEMI use an electro-hydraulic power-steering (EHPS) pump that depends on the charging system. Under NHTSA recall 17V-435 (Chrysler recall T36, ~442,214 vehicles across Challenger/Charger/300/Durango/Grand Cherokee), the alternator can suffer diode thermal fatigue specifically because of the cyclical electrical loads the EHPS pump imposes; when the diodes fail, system voltage drops, the EHPS pump shuts down, the steering goes heavy, and the vehicle can stall without warning (failed diodes can also short and cause heat/smoke/fire). Note the engine/fluid split: 3.6L/5.7L EHPS cars require Mopar Electric Power Steering Fluid, while the conventional hydraulic SRT8/392 (6.1L/6.4L) and base V6 systems use ATF+4 — using the wrong fluid causes noise, seal damage, and pump failure. This entry is distinct from the later electronic-EPS-rack failure on the 2015+ refreshed Challenger (recalls S19/16V-167 and VB8/19V-812), which is a different rack design and root cause.

On the 2008-2023 Dodge Challenger, dodge Challenger owners across the LC/LA platform (2008-2023) commonly report the A/C not blowing cold, blowing warm/weak, or one side of the cabin staying warm. The complaints split into two distinct failure clusters that share the same symptom. CLUSTER 1 - Refrigerant/AC-system side: Low refrigerant from slow leaks is the most-cited cause of weak or warm cooling. Owners also report A/C-system component failures including a failed expansion valve (multiple Scat Pack owners had the expansion valve replaced, several under warranty, which restored cold air), evaporator/condenser icing-up that an A/C shop resolved by evacuating the system, replacing the receiver/drier and recharging, A/C compressor failure, and condenser damage. A clogged or leaking evaporator never gets enough refrigerant to cool the air. A dirty cabin air filter reduces airflow (air is still cold, just weak). CLUSTER 2 - Blend-door / mode-door actuator side: This is the signature Challenger HVAC complaint. The dash-mounted plastic blend-door actuator strips its internal gear teeth and produces a repetitive clicking/tapping sound from behind the dash (often loudest when changing temperature or after start-up), the temperature gets stuck (heat stuck on, or A/C feels weak in hot climates because any leakage from the hot/heater side bleeds into the duct), and in dual-zone cars one side blows cold while the other blows warm. The Challenger uses multiple actuators: on the driver's side the upper unit is the blend/temperature actuator and the lower unit is the mode (vent/floor/defrost) door actuator; dual-zone Automatic Temperature Control cars add passenger-side actuator(s) for the second zone. The actuators are interchangeable across the positions. Forum consensus strongly favors genuine Mopar/OE actuators - aftermarket units are widely reported as DOA out of the box or failing within months. The blend door's plastic gear itself can also strip teeth or break, so an actuator swap does not always cure it. Affects the full LC generation (2008-2014) and the facelift cars (2015-2023) across all engines and trims; severity is medium - it is a comfort/seasonal issue, not safety-critical, but defrost loss can be a winter-visibility concern.

On the 2008-2023 Dodge Challenger, one of the most widely reported Dodge Challenger complaints — the "infamous front-end clunk." Owners across the LX-platform (2008-2023) describe a clunk, pop, knock, or rattle from the front suspension on initial acceleration, light braking, low-speed turns, and especially over small bumps, expansion joints, driveways, and uneven pavement. It is a chassis/suspension wear-and-tolerance issue, not engine-specific, so it appears on every engine from the early 3.5L V6 through the 6.2L Supercharged Hellcat. The 2012 Dodge service manual itself lists the standard culprits for a front-end clunk/snap on turns: worn or loose tie-rod ends, worn or loose ball joints, worn or loose control-arm bushings, loose stabilizer (sway) bars, and loose crossmember bolts. In practice the single most common source is the stock front sway-bar end links: the nylon-lined joint develops play, and a known design weakness leaves a gap between the sway-bar mount hole and the link stud (the shoulder washer prevents the stud shoulder from seating against the bar), allowing the link to knock. Heat-damaged nylon from impact-gun installation accelerates the wear. Secondary contributors that develop with age/mileage are worn outer tie-rod ends (owners report play well beyond the ~0.002 in spec, e.g. 0.009 in), tired front control-arm bushings, and worn ball joints. The noise is annoying and a sign of worn steering/suspension components, but it is rarely a sudden safety failure — hence medium severity. It has very high DIY and parts-affiliate intent: end-link kits are cheap and a popular first fix.

On the 2008-2023 Dodge Challenger, dodge Challenger owners frequently report front brake "warping" that produces a noticeable pulsation through the brake pedal and a shimmy in the steering wheel under braking, often accompanied by faster-than-expected front pad wear. The complaint surfaces at surprisingly low mileage — CarComplaints documents reports beginning around 6,500 miles, with the 2012 model year's "Rotors Warped" category averaging failure at roughly 15,400 miles across 10 complaints (rated 7.6/10 "pretty bad"). The condition is recurring for many owners: one report describes warping at 4,000 miles, again at 15,000, and a third time by 23,000, while another required resurfacing every 4,000-5,000 miles. While owners describe it as "warped rotors," the technical root cause is usually one of two mechanisms, and often a combination: (1) genuine thermal distortion/excessive lateral runout of the rotor, and (2) uneven brake-pad material transfer (friction-material deposits) that builds up on part of the rotor face and creates a thickness variation the driver feels as pulsation. The Challenger is a heavy car (roughly 3,800-4,500+ lb depending on trim/engine), and that mass plus spirited or aggressive braking loads the front rotors hard, accelerating runout and uneven pad deposition. Contributing factors include hard braking from high speed, riding the brakes in traffic, improper/uneven lug-nut torque, a sticking caliper applying uneven pressure, worn wheel bearings, and — very commonly — improper pad bed-in (break-in) that seeds uneven deposits from the start. Brembo-equipped performance trims (SRT8/392/Scat Pack/Hellcat) are not immune and carry far higher parts cost. The issue is a comfort/serviceability and longevity concern rather than a sudden safety failure, hence MEDIUM severity, but it drives repeat brake service and strong owner intent to buy replacement rotors and pads.

On the 2008-2014 Dodge Challenger, owners of first-generation (LC-platform, 2008-2014) Dodge Challengers report the soft-touch top dashboard panel cracking or splitting open without any impact damage. The most-cited case is a 2009 SRT8 whose dash developed a 4-to-6 inch split on the top cover near the passenger side, close to the windshield (above the glovebox/airbag area); other owners report a roughly 1-inch crack appearing suddenly on the top of the dash between the steering wheel and the windshield, and some describe the dash "bulging" or separating at the seams. The cracking is a cosmetic defect in the dashboard's molded plastic/polyurethane skin and underlying foam. The widely accepted cause is long-term UV/sun exposure and repeated heat cycling, which embrittles and shrinks the dash material until it splits — the same dash-material weakness Dodge/Chrysler is known for across the Ram truck line. It is not a safety or driveability problem (no airbag-deployment or structural concern is documented for the Challenger), but it is an unsightly, recurring ownership complaint. Dodge/Chrysler has issued no recall, and owners report being told the factory warranty excludes interior plastic/trim parts, leaving repairs out of pocket. Cars parked outdoors in hot, sunny climates appear most affected, and the issue can show up at a wide range of mileages.

On the 2008-2023 Dodge Challenger, a widely reported cosmetic complaint on the LX-platform Challenger (2008-2023) is premature clear-coat failure: the clear layer blisters, lifts, and peels away from the underlying color coat. It most commonly starts at high-exposure, hard-to-cover areas — the leading edge of the hood (where it meets the nose/fascia seam), the matte/satin roof strip, fascia panel seams, and above the rocker panels. Owners describe the color on the roof strip darkening (going greenish or chalky) before the clear coat lifts, and flaking that begins at a panel edge and spreads. The root cause is a thin and soft factory clear coat (owners report roughly ~2 mils of clear, which is on the low side), combined with UV exposure and heat cycling that degrade adhesion over years. Black and other dark colors (Pitch Black, Brilliant Black Pearl) absorb more heat and UV and are the most frequently affected; owners and detailers note the clear is "too soft" and chips/marrs easily. This is purely a paint/appearance problem — it does not affect drivability, safety, or mechanical function, hence LOW severity. It is one of the most common 'Dodge Challenger paint problems' searches. Note: a manufacturer paint warranty (typically 3 years/36,000 miles for finish on these years) sometimes covers it if caught early and if the failure is judged a defect rather than wear; many owners report dealers declining coverage on older/out-of-warranty cars, calling it environmental wear. A relevant TSB also warns that partial (spot/blend) clear-coat repairs can themselves delaminate, so the correct repair is to re-clear or repaint the entire affected panel.

On the 2008-2023 Dodge Challenger, many Challenger owners report that the fuel tank is hard to fill and the gas pump nozzle clicks off (shuts off) repeatedly before the tank is full, often with fuel backing up or spitting out of the filler neck. RepairPal lists this as one of the most-reported Challenger problems, with a dedicated problem page; in their data the complaints were concentrated on the 2008-2009 cars (5 owners reporting, around 65,000 miles average), but owner forums (ChallengerTalk, Hellcat.org) show the same premature-shutoff complaint persisting across later SXT, R/T, Scat Pack and SRT Hellcat models. The root cause is the EVAP (evaporative emissions) venting path that is supposed to let air/vapor escape the tank as fuel goes in. When that path is restricted, displaced vapor cannot vent, tank pressure rises, fuel backs up into the filler neck, and the nozzle's automatic shutoff senses 'full' prematurely. Specific culprits identified by RepairPal and dealer/diagnostic sources include a restricted or kinked vapor recirculation tube, a faulty fuel fill (filler) tube, a clogged EVAP fresh-air filter or vent line, and a malfunctioning EVAP canister vent/control valve. RepairPal also documents a saddle-style (two-half) tank design on some cars where an internal fuel-distribution/overfill mechanism malfunctions and trips the overfill sensor early, in which case the cure was a complete fuel tank replacement. On modern cars the same symptom frequently appears alongside EVAP fault codes (P0440, P0441, P0452), and a stuck or restricted purge/vent path is the first thing to check. The issue is overwhelmingly a fueling-station annoyance and slow-fill nuisance rather than a safety or driveability defect, which is why it rates LOW severity, though it is highly searchable because so many owners hit it at the pump.