The contact owns a 2022 Chevrolet Tahoe. The contact stated that while driving at various speeds, the engine warning light illuminated. While inspecting the oil level, the contact discovered that the oil level was extremely low. The contact added oil as needed. The vehicle was taken to a dealer and five different tests were performed and each test produced varying results. The contact stated that on several tests, the oil level remained at a normal level, but on other tests, the oil level was extremely low. The vehicle was taken to another dealer, Koepp Chevrolet, INC. (13221 U.S. Hwy 87 W, La Vernia, TX 78121); and similar results were received. The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was approximately 63,800.

- Seguin, TX, USA

The contact owns a 2022 Chevrolet Tahoe. The contact stated that while driving 60 MPH, the vehicle briefly lost motive power but quickly returned to normal functionality. Later, upon starting the vehicle, the vehicle immediately shut off and could to be restarted. No warning lights were illuminated. The vehicle was towed to the dealer, who diagnosed a failure with the engine after observing metal shavings in the oil pan. The contact was informed that the engine needed to be replaced. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling). The manufacturer was not notified of the failure. The failure mileage was 100,000. The VIN was unavailable.

- Pittsburgh, PA, USA

The contact owns a 2022 Chevrolet Tahoe. The contact stated while driving 70 MPH, the vehicle lost power in the middle of the roadway. The contact was unable to pull over to the shoulder of the roadway with the rear wheels seized. The -??Service Transmission-?? warning light was illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the front brakes. The vehicle was repaired, but the failure reoccurred. The vehicle was towed back to the dealer, who was unable to determine the cause of the failure. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling), but the VIN was not included. The manufacturer was notified of the failure, a case was opened, and the contact was referred to the NHTSA Hotline for assistance. The failure mileage was 73,000.

- Babylon, NY, USA

The contact owns a 2022 Chevrolet Tahoe. The contact received notification of NHTSA Campaign Number: 25V274000(Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The contact stated that while driving at approximately 30 MPH, the vehicle started losing motive power and shuddered violently. Several unknown warning lights were illuminated. The vehicle was towed to a dealer, where it was diagnosed. The dealer replaced the SN-L Pipe and installed an SN-L injector kit. The vehicle was repaired; however, the failure recurred. The vehicle was towed to another unknown dealer, where it was diagnosed and determined that the cylinder #7 injector and R/R Fuel Rail needed to be replaced. The vehicle was repaired; however, the failure persisted. The vehicle was taken to an independent mechanic oil shop, where the contact was informed that metal shavings were found in the oil filter and the oil level was significantly low. The vehicle was repaired, however the failure recurred while driving, and the vehicle experienced excessive oil consumption. The dealer was contacted and advised the contact that the recall part was not yet available and an appointment could not be scheduled. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure. The failure mileage was approximately 20,000. Parts distribution disconnect.

- Gray, TN, USA

The contact owns a 2022 Chevrolet Tahoe. The contact stated that while attempting to accelerate from a red light, the vehicle stalled. The vehicle was restarted, and the vehicle operated normally. The contact stated that later, while making a right turn, the vehicle stalled. The contact stated that after restarting the vehicle, the vehicle operated normally. The vehicle was taken to the local mechanic, who was unable to duplicate the failure or diagnose the cause of the failure. The vehicle was not repaired. The manufacturer and local dealer were notified of the failure and informed the contact that the VIN was not included in NHTSA Campaign Number: 25V274000 (ENGINE AND ENGINE COOLING). The contact stated that the vehicle had experienced the failure listed in the recall. The failure mileage was 49,000.

- Chuluota, FL, USA

The contact owns a 2022 Chevrolet Tahoe. The contact stated that while depressing the accelerator pedal, there was an abnormal sound from the engine compartment. The contact stated that it sounded like a metal-on-metal rattling. The contact stated that the "Service Suspension and Low Oil" warning lights were illuminated. The contact stated that a quart of engine oil was being added once per month. The contact had taken the vehicle to a local dealer, who was unable to determine the cause of the failure or to duplicate the failure. The vehicle was not repaired. The contact was notified of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The contact stated that the engine was replaced in 2022, and the replacement engine was consuming oil and making abnormal sounds. The manufacturer was informed of the failure. The failure mileage was approximately 64,000.

- Uniontown, PA, USA