NHTSA Complaint #11712022 — 2011 CHEVROLET EQUINOX

The contact owns a 2011 Chevrolet Equinox. The contact stated that the vehicle was consuming an excessive amount of engine oil. While driving at various speeds, there was a misfire coming from the engine while attempting to accelerate. The failure occurred while attempting to accelerate from a stop. There was no warning light illuminated. The vehicle was taken to a certified mechanic, who diagnosed that a shaft inside the engine had failed, and the engine needed to be replaced. The engine was replaced with a rebuilt engine; however, the failure reoccurred approximately 4 months after the engine was replaced. The vehicle was returned to the mechanic, who diagnosed and determined that the same failure had reoccurred. The engine valves and exhaust were cleaned; however, the failure persisted. The contact stated that smoke was entering the cabin of the vehicle and out of the exhaust pipe while the heater was activated. The vehicle was returned to the mechanic, who then diagnosed that the engine needed to be replaced another time. The vehicle was repaired again. The manufacturer was not informed of the failure. The failure mileage was approximately 165,000.