Problems with 2009 GMC Sierra 1500 ENGINE AND ENGINE COOLING

Tl* the contact owns a 2009 gmc sierra 1500. while driving approximately 50 mph, the low oil pressure stop engine warning indicator illuminated. the vehicle was taken to dealer, where it was diagnosed that the oil pressure release valve needed to be replaced. the vehicle was repaired but the failure recurred. the manufacturer was made aware of the failure. the failure mileage was 99,908.

Tl* the contact owns a 2009 gmc sierra 1500. the contact was driving 65 mph when the check engine warning light illuminated as the vehicle began to decelerate independently. the vehicle would not accelerate any further until the engine was shut off and restarted several moments later. the vehicle was taken to the dealer twice for the failure but they were unable to duplicate the problem. the manufacturer was contacted but offered no assistance. the failure mileage was 12,300.

Tl*the contact owns a 2009 gmc sierra 1500. while driving 25 mph, the contact stated that the lifters inside the motor malfunctioned and caused the vehicle to make a ticking and rattling sound. occasionally, a gray cloud of smoke would emit from the exhaust pipe. the contact stated that the noise in the vehicle sounded as if there was no oil in it. the failure occurred several times. the vehicle was taken to an authorized dealer where the contact was told that they would not perform any repairs unless the vehicle was inoperable. the current mileage was 5,020. the failure mileage was approximately 100.

Tl*the contact owns a 2009 gmc sierra 1500. the contact stated that the vehicle emitted smoke from the exhaust pipe since it was purchased. the vehicle was taken to an authorized dealer where oil was added to the engine. the service manager inspected the vehicle and stated that the engine oil lifter operated as a 4 or 8 cylinder and when it shut off, the oil supply released smoke. the dealer stated that they could not service the vehicle until there was a complete failure. the failure mileage was 6. the current mileage was approximately 5,040.