2020 Cadillac XT5 Engine Problems
- Complaints
- 4about this part
- Share
- 17%of 23 total for the year
- Median mileage
- 1,650miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the engine of the 2020 Cadillac XT5, 17% of the 23 complaints for this model year. Where a mileage was given, the median is 1,650 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Vehicle stalls without warning. Engine stops running. After a short time, it can be started after several tries. This has happened while driving on a major city street, there is a recall pending for replacemnt of fuel pump module. In the meantime it is at dealer (3 weeks) and they haven't done anything to fix since it doesn't stall in their test drives. It only stalled a few times in under 2000 miles. But dealer doesn;t want to fix if he's unsure if there is anything to fix.”
NHTSA complaint #11378284, filed 2020-12, 1,650 miles“On April 8, 2026, my 2020 Cadillac XT5 experienced a sudden and complete engine failure while I was driving. Prior to the failure, there were no warning lights, no overheating indications, no abnormal engine noises, and no performance issues that would have alerted me to a developing problem. Without warning, the engine failed and the vehicle immediately lost power, creating a serious safety hazard. The vehicle became inoperable and had to be towed. Fortunately, I was not traveling on a freeway or in heavy traffic at the time of the failure. …”
NHTSA complaint #11750727, filed 2026-07“Faulty termostat which creates reduce steering error code PO128, tempeture indicator is not listed on the dash board, engine RPMs are increased. This problem has increased for now the engine check light is highlighted.”
NHTSA complaint #11639461, filed 2025-01“This vehicles transmission has went out twice. Both while driving and could have caused death on the freeway because the vehicle came to a complete stop. 2 young children could be at high risk for this issue. It was taken to the dealership the first time and the transmission was replaced and within 3 months the same issue occurred which could have been deadly. It again was given a new transmission and 6 months later the same issue is occurring. Yesterday the check engine light came on. The vehicle began to drive very slow as I was on the main road. …”
NHTSA complaint #11523070, filed 2023-05Related service bulletins
- 11026017Jun 5, 2025This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
- 11024485May 15, 2025The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the…
- 11020254May 7, 2025This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in…
- 11019547Apr 22, 2025This service bulletin provides a procedure to test and replace the battery distribution fuse block if found the cause of the DTC and electric coolant pump inoperative.
- 11019543Apr 22, 2025This service bulletin provides diagnostic repair information to correct an oil leak in the engine.
- 11019503Apr 18, 2025This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California…
- 11017508Apr 3, 2025This service bulletin provides a procedure to add deadener to the batter tray bracket to correct customer concerns of a Service Engine Soon (SES), Reduced Power, Service Brake…
- 11017443Apr 2, 2025This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P3055 Set.
- 11014634Mar 27, 2025This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
- 11017263Mar 25, 2025This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to…
Engine: other model years
Other parts of the 2020 Cadillac XT5
7 complaintsSteering
6 complaintsOther or unknown
3 complaintsBack-over prevention (rear camera)
2 complaintsBrakes
2 complaintsElectrical system
2 complaintsVehicle speed control
2 complaintsEngine cooling
1 complaintsExterior lighting
1 complaintsForward collision avoidance
1 complaintsFuel system
1 complaintsSeat belts
1 complaints
← All problems reported for the 2020 Cadillac XT5
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology