NHTSA complaint #11653401

Owner complaint summary

The contact owns a 2019 Hyundai Tucson. The contact stated that the vehicle had been experiencing excessive oil consumption, and the check engine warning light was intermittently illuminated. The contact stated that while driving 25-30 MPH, the vehicle was shuddering. The contact continued driving uphill, and the vehicle experienced reduced power and was driving sluggishly. The contact stated that after coming to a complete stop at the traffic light, the contact depressed the brake pedal firmly out of fear that the vehicle would roll backwards. The vehicle was taken to Valvoline, where oil was added to the vehicle. The vehicle was then taken to Firestone, where diagnostic trouble codes P0420, P000A, and P050A were retrieved. The contact was referred to the dealer for assistance. The vehicle was taken to the dealer, where the same diagnostic trouble codes were retrieved. The dealer recommended an intake manifold replacement; however, the dealer informed the contact that there was no guarantee that the repair would correct the failure. The vehicle was not repaired. The manufacturer was notified of the failure and offered the cover fifty percent of the repair cost. A case was filed. The failure mileage was approximately 103,000.