NHTSA Complaint #11642012 — 2003 FORD EXPEDITION

The contact owns a 2003 Ford Expedition. The contact stated that while operating the vehicle, the check engine warning light illuminated and the front end of the vehicle was shaking abnormally, vibrating, and the vehicle stalled. The contact stated that while driving approximately 50 MPH, there was a loud booming sound coming from the engine compartment and the vehicle stalled. The vehicle was towed to the local mechanic who diagnosed that the spark plug had ejected from the engine cylinder. The engine cylinder was rethreaded, and the spark plug was installed; however, the failure reoccurred. The vehicle was not repaired. The manufacturer and local dealer were notified of the failure, but no assistance was offered. The failure mileage was 230,000.