GMC Sierra 1500 owners have reported 1,599 engine and engine cooling related problems since 1996. Table 1 shows the 36 most common engine and engine cooling problems. The number one most common problem is related to the vehicle's engine and engine cooling (1,374 problems). The second most common problem is related to the vehicle's radiator (34 problems). For details of each of the problem category, use the links in the table.
The contact owns a 2019 GMC Sierra 1500. The contact stated that the vehicle made an abnormal rattling sound while idling. Additionally, while driving at 45 mph, the message "reduced power" was displayed, the check engine warning light illuminated, and the vehicle stalled. Read details...
The contact owns a 2016 GMC Sierra 1500. The contact stated while the vehicle was parked, the contact became aware that the radiator was leaking fluid. There was no warning light illuminated. A dealer was contacted. Read details...
The contact owns a 2021 GMC Sierra 1500. The contact stated while driving 65 mph, the vehicle was shaking abnormally with the check engine warning light illuminated. The contact pulled over to the side of the road and had the vehicle towed to the residence. Read details...
Engine burning oil and blowing white smoke out tail pipes. Have to add oil every 1500 miles or sooner if towing. Has been an issue since first oil change. Vehicle is now at 88057 miles Read details...
My 2020 5. 3 l GMC at4 is experiencing loss of power with bucking & stalling. Cylinders are not activating when called check engine light is flashing, it starts rough and makes numerous noises at various speeds, as well as at idle. So I brought my vehicle to my local auto repair shop. Read details...