NHTSA Complaint #11713936 — 2022 HYUNDAI PALISADE

The contact owns a 2022 Hyundai Palisade. The contact stated while driving approximately 30 MPH, the vehicle shuddered and jerked significantly. The check engine warning light was illuminated. Additionally, a message advising of an unknown error was displayed. The contact stated that the check engine warning light started flashing. The vehicle was taken to the dealer several times, and the dealer performed approximately four oil consumption tests and determined that the engine needed to be replaced. The dealer replaced the engine; however, the engine failures persisted. The contact stated that the vehicle jerked while driving. The vehicle was taken to the dealer, where the failure was related to the cold weather. The dealer replaced the spark plugs; however, the jerking failure increased while driving, and the vehicle felt as if the vehicle was going to stall. Additionally, the vehicle was experiencing excessive coolant consumption. The contact stated the message "Engine Overheating" was displayed while driving. The vehicle was pulled over to the side of the road for an hour, and coolant was added to the coolant reservoir. The vehicle was driven to the dealer at slow speeds on the expressway, but the dealer informed the contact that the vehicle could not be serviced, and the contact was advised that the vehicle could be driven to the residence because coolant was added to the vehicle. The vehicle was driven and parked at the residence. The vehicle was not repaired. The manufacturer was notified of the failure, and the contact was awaiting a call back. The failure mileage was approximately 75,000.