2019 Cadillac XT5 Engine Problems
- Complaints
- 6about this part
- Share
- 18%of 33 total for the year
- Median mileage
- 95,800miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 6 complaints about the engine of the 2019 Cadillac XT5, 18% of the 33 complaints for this model year. Where a mileage was given, the median is 95,800 miles. 1 a fire, according to the filers.
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.
“My vehicle has shown the service stabilitrak, tcs off, and transmission unable to shift soon while driving. This happens several times; and after certain times the car will not shift and I am not able to go past 50-60 MPH.”
NHTSA complaint #11355726, filed 2020-09, 7,040 miles“While traveling home to Louisiana from a vacation, I noticed the engine temperature what stuck on Cold. We also were experiencing loss of power steering, and loss of AC in the car. We stopped at AutoZone in Destin, FL where they completed their FixFinder which reported the thermostat needed to be replaced, being it was stuck in the open position and wasn't properly gauging the engine temperature. Some of the engine fluids were extremely low due to overcompensation because of the thermometer issue. …”
NHTSA complaint #11551573, filed 2023-10“As I was driving I smelled a burning smell. A few seconds later saw a fire/smoke coming from the front right side of my car. I pulled over and took a look. Confirmed my car was on fire. I called 911 who connected me to the fire department. I then ran to the gas station and got a fire extinguisher. I then used the fire extinguisher and extinguished the fire. I made a claim with my insurance company who ordered a tow truck to transport the vehicle to an auto repair shop.”
NHTSA complaint #11206631, filed 2019-05“Was driving the other day and the message steering assist reduced, AC fan was blowing but no A/C then engine light came on. Made appointment next day with my Cadillac local dealer and service writer said he knew what the problem was. After he plugged into my car, then into his computer it read - bad thermostat. Fortunately, mine was covered under the powertrain warranty, however, he said there were 4 other vehicles just like mine (XT5) in there for the same issue. This is a well known issue with Cadillac and for those of us who have a warranty that's good. Otherwise, it is $1,200 to fix!!! …”
NHTSA complaint #11564253, filed 2024-01“The contact owns a 2019 Cadillac XT5. The contact stated that while leaving the driveway, there was an abnormal sound coming from the vehicle. The contact stated that while driving at 65 MPH, there was an abnormally loud squeaking sound coming from the vehicle. The check engine warning light was illuminated. The contact thought that the catalytic converter had been stolen. The vehicle was taken to an independent mechanic who determined that the catalytic converter was severed at the connection point and cracked, and removed. …”
NHTSA complaint #11709970, filed 2026-01, 100,000 milesRelated 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…
- 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.
- 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…
- 11016942Mar 4, 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…
- 11014230Jan 31, 2025This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
Engine: other model years
Other parts of the 2019 Cadillac XT5
9 complaintsBrakes
5 complaintsOther or unknown
5 complaintsAir bags
4 complaintsElectrical system
3 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsBody and structure
2 complaintsVehicle speed control
2 complaintsWheels
2 complaintsElectronic stability control
1 complaintsEngine cooling
1 complaintsExterior lighting
1 complaints
← All problems reported for the 2019 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