NHTSA Complaint #11610926 — 2007 LINCOLN NAVIGATOR

The contact owns a 2007 Lincoln Navigator. The contact stated while driving 35 MPH, there was an abnormal sound coming from the engine compartment, prompting the contact to pull over to the shoulder of the roadway. The vehicle was towed to the residence. No warning lights were illuminated. The vehicle was towed to the dealer, who diagnosed a failure with the rocker arms, finding that the engine lacked adequate compression, resulting in damage to the engine. The contact was informed that the engine needed to be replaced. The vehicle was repaired, but the failure reoccurred. The manufacturer was notified of the failure but provided no assistance. The failure mileage was approximately 75,000.