2019 GMC Yukon Xl

The contact owns a 2019 GMC Yukon XL. The contact stated that while driving approximately 50 - 55 MPH, and slowing down to approximately 40 MPH, the check engine warning light illuminated, and the engine started knocking. The contact noticed that the engine was one quart of oil low after an oil change and driving less than 2,058 miles. The vehicle was not taken to the dealer, but was not repaired. As a certified mechanic, after searching NHTSA.GOV, the contact became aware of NHTSA ID Numbers: EA25007 (Engine, Engine and Engine Cooling) and RQ26001 (Engine); related the failure to the campaigns. The manufacturer was not informed of the failure. The failure mileage was approximately 62,008.

The contact owns a 2019 GMC Yukon XL. The contact stated that while driving approximately 30 MPH, there was a misfire in the engine, with a ticking sound coming from the engine compartment. There was no warning light illuminated. The dealer was contacted; however, the vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure, and a case was opened. The contact was referred by the manufacturer to the NHTSA Hotline for assistance with having the VIN linked to NHTSA Action Number: PE25001 (Engine and Engine Cooling). The approximate failure mileage was 104,389.

The contact owns a 2019 GMC Yukon XL. The contact stated that while driving approximately 68 MPH, the vehicle vibrated abnormally, with a knocking sound coming from the engine compartment, with the check engine warning light was illuminated. The vehicle was taken to a certified mechanic, who diagnosed the vehicle and determined that lifter #7 had failed and needed to be replaced. The contact stated that all the lifters were replaced. The contact stated that approximately 5 days later, on October 2, 2025, while reversing, there was a burning odor with black smoke coming from the exhaust pipe. The vehicle was towed to the mechanic and was diagnosed with coolant intrusion into the engine. The contact was informed that the engine needed to be replaced; however, the warranty only provided the replacement of 2 head gaskets. After 7 days of having the vehicle, while driving approximately 68 MPH, the vehicle started shaking with the check engine warning light illuminated. The vehicle was also idling roughly. The vehicle was towed to the mechanic and was diagnosed with fuel pump failure. The fuel pump was replaced; however, the vehicle was idling roughly, and there was an intermittent misfire in cylinders #1 and #6. The dealer was unable to identify which cylinders needed to be replaced. The contact discovered information of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the VIN was not available. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was 127,000.

The contact owns a 2019 GMC Yukon XL. The contact stated while driving 60 MPH, there were abnormal loud sounds coming from the engine. There was no warning light illuminated. The vehicle was taken to an independent mechanic, where it was diagnosed with crankshaft or lifters failure. The contact related the failure to NHTSA Action Number: PE25001 (Engine, Engine and Engine Cooling). The dealer was contacted and provided an estimate for the repair because the VIN was not under recall. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 106,000.

The contact owns a 2019 GMC Yukon XL. The contact stated while driving at an undisclosed speed, the vehicle made an abnormal banging sound. There was no warning light illuminated. The vehicle was taken to the dealer, where it was diagnosed with catastrophic engine failure. The dealer determined that the engine needed to be replaced. The vehicle was not repaired and was taken back to the residence. The contact related the failure to NHTSA Action Number: PE25001 (Engine, Engine and Engine Cooling). The manufacturer was not notified of the failure. The failure mileage was approximately 110,000. The VIN was not available.