NHTSA Complaint #11667168 — 2014 BUICK ENCORE

The contact owns a 2014 Buick Encore. The contact stated while driving approximately 35 MPH, the check engine warning light illuminated. The contact had the vehicle towed to an independent mechanic who diagnosed the vehicle and replaced the 02 sensor. The vehicle was repaired; however, the check engine warning light became illuminated again. The contact had the vehicle towed to another mechanic, who diagnosed the vehicle and determined that the catalytic converter needed to be replaced. The vehicle was repaired; however, the failure reoccurred, and the vehicle was towed to another mechanic to be diagnosed. The contact was informed that a cylinder in the engine failed, and the engine needed to be replaced. The vehicle was not repaired. The contact informed the manufacturer of the failure but received no assistance in repairing the vehicle. The manufacturer referred the contact to the NHTSA Hotline to report the failure. The failure mileage was approximately 70,000.