Catalytic Convertor Problems of Cadillac XT5

Cadillac XT5 owners have reported 1 problem related to catalytic convertor (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Cadillac XT5 based on all problems reported for the XT5.

1 Catalytic Convertor problem of the 2019 Cadillac XT5

Failure Date: 01/08/2026

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. The contact stated that coils were damaged, and the thermostat housing was cracked. The vehicle was repaired, but the failure recurred. The local dealer was contacted, who determined that the catalytic converter had been replaced, but the failure persisted. The dealer informed the contact that the parts were on backorder. The manufacturer was not contacted. The failure mileage was approximately 100,000. The VIN was not available.

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Other Common Engine And Engine Cooling related problems of Cadillac XT5



XT5 Service Bulletins
XT5 Defect Investigations