2021 Cadillac XT4 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
12 owner complaints analyzed
1 distinct recall campaigns
33,268 mi median reported failure mileage
Scope: 2021 model year. Data snapshot: . 4 complaints include usable failure mileage.
Most common problems
Fuel/Propulsion System is the most frequently named component, appearing in 4 of 12 complaints (33.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Fuel system concerns | 4 | 33.3% |
| Electrical and battery issues | 3 | 25.0% |
| Transmission and shifting | 2 | 16.7% |
| Engine operation | 2 | 16.7% |
| Steering behavior | 1 | 8.3% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Fuel/Propulsion System | 4 |
| Electrical System | 3 |
| Air Bags | 1 |
| Back Over Prevention | 1 |
| Engine | 1 |
| Engine And Engine Cooling | 1 |
| Exterior Lighting | 1 |
| Forward Collision Avoidance | 1 |
Fuel/Propulsion System: 4; Electrical System: 3; Air Bags: 1; Back Over Prevention: 1; Engine: 1; Engine And Engine Cooling: 1; Exterior Lighting: 1; Forward Collision Avoidance: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 3 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 1; 25,000 to 49,999: 3; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
25,000 to 49,999 miles has the most reports with usable mileage (3). 8 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2021 | 1 |
| 2022 | 2 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 3 |
2021: 1; 2022: 2; 2024: 2; 2025: 4; 2026: 3
Pattern summary
Fuel/Propulsion System leads the component reports. Fuel system concerns appears in 4 complaint narratives. Electrical and battery issues appears in 3 complaint narratives. Transmission and shifting appears in 2 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11647700 · 2025-03-11 (March 11, 2025)
Fuel pump module failed twice. There was no warning lamps, messages or other symptoms prior to the failure. The first time I was driving the second time the car was parked and did not start. See below for details. Safety: Thankfully i was not driving 70+MPH down a busy highway when the car shut down. Given the past recall, the number of Cadillac owners experiencing the problem and that it's happened to me TWICE within three years, it's only a matter of time before serious injury or death occurs. First time: [XXX], Milage: 15,063 i was drivin…
Owner-reported narrative. Look up ODI 11647700 at NHTSA ↗
Owner report 11658240 · 2025-05-01 (May 1, 2025)
The contact owns a 2021 Cadillac XT4. The contact stated while driving 40-45 MPH, the vehicle suddenly stopped, and was shifted into park but failed to restart. There were no warning lights illuminated. The vehicle was towed to the local dealer where it was diagnosed and determined that the fuel pump control module and battery needed to be replaced. The vehicle was not repaired. The manufacturer was not contacted. The failure mileage was approximately 34,536.
Owner-reported narrative. 34,536 miles reported. Look up ODI 11658240 at NHTSA ↗
Owner report 11418746 · 2021-05-27 (May 27, 2021)
The contact owns a 2021 Cadillac XT4. The contact stated that while driving in stop-and-go traffic, the contact rear-ended a vehicle in front. The contact crashed the vehicle at approximately 5 mph; however, the collision caused severe front end damage to the vehicle. The air bag did not deploy and all electrical safety features failed to operate after the collision. There were no injuries reported and a police report was filed. The radiator began to leak as a result of the accident, therefore, the vehicle was towed to an independent body shop…
Owner-reported narrative. 1,800 miles reported. Look up ODI 11418746 at NHTSA ↗
Owner report 11495605 · 2022-12-01 (December 1, 2022)
When I turn on the vehicle, it will have no sound - audio, turn signal, and most importantly and concerning, seatbelt warning chime. the electrical issues also extend to the hvac sustain have been trying to get this resolved with two dealerships and Cadillac directly for 1.5 almost 2 years. The issues began about three weeks after my lease began. Cadillac directly and the dealerships have done nothing to resolve this and have continuously kicked it down the road with no resolution. I am not comfortable driving a vehicle in which seatbelt deatur…
Owner-reported narrative. Look up ODI 11495605 at NHTSA ↗
Owner report 11608767 · 2024-08-15 (August 15, 2024)
The contact owns a 2021 Cadillac XT4. The contact stated that while stopped at a traffic signal, the signal turned green; however, when the accelerator pedal was depressed, the vehicle hesitated before responding as needed. The contact stated that the vehicle lunged into motion. The contact stated that the failure was intermittent at first but became a recurring failure. The contact stated there was no warning light illuminated. The contact had taken the vehicle to a local dealer, where it was diagnosed and determined that the cam shaft and tra…
Owner-reported narrative. 45,000 miles reported. Look up ODI 11608767 at NHTSA ↗
Owner report 11684586 · 2025-09-02 (September 2, 2025)
Vehicle stalled on the road,coming to a total stop,very dangerous because of the trafic.Vehicle cranks but not start.Fuel pump power control module failed,code p203f.Take to Vera Cadillac dealer for repair .This happened 2 times ,at 13765 milles and 29342 milles
Owner-reported narrative. Look up ODI 11684586 at NHTSA ↗
Owner report 11736841 · 2026-05-10 (May 10, 2026)
there is a recall on the 2021 cadillac xt4, fuel pump control module, N252516900, but my vin is not included. My vehicle seems to be having the same issue. The dealer has been unable to diagnose as it has been happening very sporadic and I don't drive often. Issue first occurred, vehicle would not start in June 2025, clicking noise, happened few times in December and now seems to occur more frequent. car will initially start but will stall and fail to start. vehicle usually starts and engine light stays on, but then engine light will go o…
Owner-reported narrative. Look up ODI 11736841 at NHTSA ↗