What is the 2017-2020 Cadillac XT5 Panoramic Sunroof Glass Spontaneously Shatters at Highway Speed?

Multiple XT5 owners report the fixed front panel or the sliding panel of the panoramic UltraView sunroof exploding without any impact, typically while driving at 55-70 mph. Owners describe a gunshot-like bang followed by tempered glass falling into the cabin. The failure pattern… Repairs typically run $1,000-$2,600. Severity: high.

What is the 2017-2025 Cadillac XT5 3.6L V6 Timing Chain Issues (XT5 V6 models)?

The XT5 V6 models use the GM 3.6L V6 (LGX) which has improved timing chains over earlier versions but is not immune to timing chain stretch at higher mileage. The LGX is better than the earlier LFX but still uses three timing chains with plastic guides. Issues typically appear la… Repairs typically run $2,500-$4,500. Severity: high.

What is the 2020 Cadillac XT5 Recall 20V639: AWD Fuel-Pump Mixing-Tube Burr May Cause a Stall?

GM safety recall N202314760 covers certain 2020 XT5 vehicles equipped with AWD RPO F48 and F46. Burrs inside the fuel-pump mixing tube can prevent transfer from the secondary side of the tank, obstruct fuel flow at low fuel level and cause an unexpected engine stall. Severity: high.

What is the 2020 Cadillac XT5 Recall 21V115000: Continental Tires on the 2020 XT5 Were Cured Too Long?

GM recalled certain 2020 Cadillac XT5 crossovers because their Continental tires were cured for too long during manufacture. The recall record gives two failure paths for an over-cured tire: a break in the sidewall that vents the air suddenly, or a belt edge separation that lets… Severity: high.

What is the 2020-2021 Cadillac XT5 Recall 22V709: Improperly Crimped Surround Vision Coaxial Cable Kills the Rearview Camera Image?

On 2020-2021 XT5, XT6 and GMC Acadia models optioned with Surround Vision, the coaxial cable connector feeding the rear camera may be improperly crimped. The connection degrades and the rearview image goes black, freezes, or fails to appear when reverse is selected. Separately, n… Repairs typically run $0-$0. Severity: medium.

What is the 2017-2020 Cadillac XT5 Engine Thermostat Sticks Open on the 3.6L LGX - Triggers P0128, 'Steering Assist is Reduced' Message and A/C Shutdown?

The engine thermostat on the 3.6L LGX V6 commonly sticks in the open position, so the engine never reaches its target operating temperature. The ECM sets P0128 and, because the electric power steering assist and A/C compressor operation are both load-managed off engine/coolant st… Repairs typically run $250-$650. Severity: medium.

What is the 2017-2025 Cadillac XT5 8-Speed / 9-Speed Transmission Shudder and Harsh Shifting?

The Cadillac XT5 uses an 8-speed (2017-2019) or 9-speed (2020+) automatic transmission. The 8-speed shares the torque converter shudder issue with other GM 8-speed vehicles. The 9-speed (GM 9T50/9T65) can have harsh shifts, delayed engagement, and shift hunting. Both transmission… Repairs typically run $200-$3,500. Severity: medium.

What is the 2017-2019 Cadillac XT5 Electronic Gear Selector Park-Switch Fault - Persistent 'Shift to Park' Message / Won't Power Down (TSB 19-NA-206)?

A faulty park-position switch inside the electronic shifter assembly intermittently fails to signal that the vehicle is in Park. This produces a persistent 'Shift to Park' message on the driver information center even when the lever is physically in Park, and the vehicle may refu… Repairs typically run $150-$800. Severity: medium.

What is the 2020-2021 Cadillac XT5 Low-Speed TCC Shudder Must Be Confirmed Before a Fluid Drain and Fill?

GM PIP5608F covers 2020-2021 XT5 vehicles with 9-speed transmissions RPO M3G or M3W when torque-converter clutch shudder occurs on re-apply after a shift at 40 mph or below. GM identifies possible excessive assembly lubricant in the fluid and requires confirmation with TCC slip d… Severity: medium.

What is the 2017-2025 Cadillac XT5 Front Brake Rotor Warping and Pedal Pulsation?

The front brake rotors warp prematurely, causing steering wheel vibration and brake pedal pulsation during moderate to hard braking. The issue is attributed to the heavy vehicle weight combined with rotors that are borderline in thickness for the application. Aggressive braking o… Repairs typically run $200-$500. Severity: low.

What is the 2017-2025 Cadillac XT5 Power Liftgate Strut Failure and Erratic Operation?

The power liftgate struts lose their charge and fail to hold the liftgate open, causing it to slowly close or fall. The motorized struts can also operate erratically, stopping mid-travel or failing to open fully. In cold weather, the struts may not have enough force to lift the g… Repairs typically run $200-$500. Severity: low.

Cadillac · Known Issues

2017-2025 Cadillac XT5 Problems: 15 Known Issues

2017-2025 model years · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated August 2026

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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2017-2025 Cadillac XT5 has 15 documented known issues, with 8 rated critical. The most serious are Recall 16V802: Front Brake Caliper Piston Seal May Leak Brake Fluid on Early-Build 2017 XT5 ($0-$0 repair), Recall 21V422: Improperly Seated Fuel Supply Line Can Separate and Leak Gasoline ($0-$0 repair), Panoramic Sunroof Glass Spontaneously Shatters at Highway Speed ($1,000-$2,600 repair), 3.6L V6 Timing Chain Issues (XT5 V6 models) ($2,500-$4,500 repair), Recall 20V639: AWD Fuel-Pump Mixing-Tube Burr May Cause a Stall, Recall 22V427: Left-Rear Suspension Toe Link Fastener May Be Loose on the 2022 XT5, 2022 XT5 Fuel Tank Rollover Valve May Be Dislodged or Missing — Recall 22V446000 and Recall 21V115000: Continental Tires on the 2020 XT5 Were Cured Too Long. at .

Frequently Asked Questions

What are the most common Cadillac XT5 problems?

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2017-2025 Cadillac XT5 has 15 documented issues. The most frequently reported are: Recall 16V802: Front Brake Caliper Piston Seal May Leak Brake Fluid on Early-Build 2017 XT5, Recall 21V422: Improperly Seated Fuel Supply Line Can Separate and Leak Gasoline, Panoramic Sunroof Glass Spontaneously Shatters at Highway Speed. Of these, 8 are rated critical and should be addressed promptly.

Is the Cadillac XT5 reliable?

The 2017-2025 Cadillac XT5 has 15 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 8 issues are rated critical: Recall 16V802: Front Brake Caliper Piston Seal May Leak Brake Fluid on Early-Build 2017 XT5 and Recall 21V422: Improperly Seated Fuel Supply Line Can Separate and Leak Gasoline and Panoramic Sunroof Glass Spontaneously Shatters at Highway Speed and 3.6L V6 Timing Chain Issues (XT5 V6 models) and Recall 20V639: AWD Fuel-Pump Mixing-Tube Burr May Cause a Stall and Recall 22V427: Left-Rear Suspension Toe Link Fastener May Be Loose on the 2022 XT5 and 2022 XT5 Fuel Tank Rollover Valve May Be Dislodged or Missing — Recall 22V446000 and Recall 21V115000: Continental Tires on the 2020 XT5 Were Cured Too Long. 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 Cadillac XT5 problems?

Repair costs for known Cadillac XT5 issues range from $0 to $4,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Recall 16V802: Front Brake Caliper Piston Seal May Leak Brake Fluid on Early-Build 2017 XT5, typically costs $0-$0 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What year Cadillac XT5 is the most reliable?

Reliability varies across model years of the Cadillac XT5. Based on documented issues, problems are most commonly reported in earlier model years. Au7o recommends checking the specific known issues for your target year before purchasing, and having a pre-purchase inspection performed by a qualified mechanic. Our known issues database covers the 2017-2025 Cadillac XT5 with 15 documented issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports.

All 15 Known Issues

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Frequently Asked Questions

What are the most common Cadillac XT5 problems?

Is the Cadillac XT5 reliable?

How much does it cost to fix common Cadillac XT5 problems?

What year Cadillac XT5 is the most reliable?

Recall 21V422: Improperly Seated Fuel Supply Line Can Separate and Leak Gasoline#

Recall 20V639: AWD Fuel-Pump Mixing-Tube Burr May Cause a Stall#

2022 XT5 Fuel Tank Rollover Valve May Be Dislodged or Missing — Recall 22V446000#

Recall 16V802: Front Brake Caliper Piston Seal May Leak Brake Fluid on Early-Build 2017 XT5#

Front Brake Rotor Warping and Pedal Pulsation#

Panoramic Sunroof Glass Spontaneously Shatters at Highway Speed#

Power Liftgate Strut Failure and Erratic Operation#

Recall 21V115000: Continental Tires on the 2020 XT5 Were Cured Too Long#

Recall 22V709: Improperly Crimped Surround Vision Coaxial Cable Kills the Rearview Camera Image#

3.6L V6 Timing Chain Issues (XT5 V6 models)#

Recall 22V427: Left-Rear Suspension Toe Link Fastener May Be Loose on the 2022 XT5#

8-Speed / 9-Speed Transmission Shudder and Harsh Shifting#

Low-Speed TCC Shudder Must Be Confirmed Before a Fluid Drain and Fill#

Engine Thermostat Sticks Open on the 3.6L LGX - Triggers P0128, 'Steering Assist is Reduced' Message and A/C Shutdown#

Electronic Gear Selector Park-Switch Fault - Persistent 'Shift to Park' Message / Won't Power Down (TSB 19-NA-206)#

What is the 2017 Cadillac XT5 Recall 16V802: Front Brake Caliper Piston Seal May Leak Brake Fluid on Early-Build 2017 XT5?

What is the 2021 Cadillac XT5 Recall 21V422: Improperly Seated Fuel Supply Line Can Separate and Leak Gasoline?