NHTSA Complaint #11488923 — 2012 GMC TERRAIN

The contact owns a 2012 GMC Terrain. The contact stated while driving at various speeds, the vehicle would suddenly stall. There was no warning light illuminated. Upon inspecting the vehicle, the contact discovered that there was no presence of engine oil inside the engine. The contact stated that the vehicle was experiencing excessive oil consumption, and he had been refilling the engine oil reservoir weekly. The vehicle was taken to an independent mechanic who diagnosed that the engine piston rings were faulty, causing the rapid oil consumption. The vehicle was not repaired. The manufacturer and local dealer were notified of the failure but no assistance was provided. The failure mileage was 97,000.