NHTSA Complaint #11685618 — 2019 JEEP GRAND CHEROKEE

The contact owns a 2019 Jeep Grand Cherokee. The contact stated that while driving at 65 MPH, the check engine warning light illuminated. The vehicle was taken to the dealer, where it was determined that the engine was misfiring and there was a minor water pump leak. The dealer changed the drive mode from level 4 to level 2, and the check engine warning light was reset. The dealer advised the contact to take the vehicle back to the dealer later. The vehicle was taken back to the dealer, where it was diagnosed and determined that the spark plugs, the cylinders, the head gasket, and other unknown parts needed to be replaced. The vehicle was not repaired due to the cost. The manufacturer was not notified of the failure. The failure mileage was approximately 97,002.