There are 3 owner-reported engine complaints for the 2015 Lincoln Navigatorin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The ecoboost engine is skipping time.
The contact owned a 2015 Lincoln Navigator. The contact stated that when started, the air conditioning system became inoperable. The contact observed smoke coming through the air vents. The vehicle was turned off. Additionally, the contact observed fire coming from under the glove box. The Fire Department arrived and extinguished the fire. The origin of the fire was unknown. The contact stated that the vehicle was a total loss. The contact was unsure where the vehicle was taken to. The manufacturer was notified of the failure. The failure mileage was 59,000.
ENGINE SURGED CAUSING VEHICLE TO PROPEL FORWARD HITTING THE VEHICLE IN FRONT OF ME. THERE WAS SIGNIFICANT DAMAGE TO MY CAR AND LESS DAMAGE TO THE TRUCK THAT I HIT. I WAS IN A CARPOOL LINE AT MY CHILD'S SCHOOL WHERE IT IS NOT UNCOMMON FOR PEDESTRIANS TO WALK IN FRONT OF VEHICLES SITTING IN LINE. IF THIS HAD BEEN THE CASE THERE WOULD HAVE BEEN A SERIOUS INJURY/DEATH.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026