2026 GENESIS GV70 Engine Problems

National Highway Traffic Safety Administration Office of Defects Investigation 1200 New Jersey Avenue SE Washington, DC 20590 Subject: Safety Defect Complaint – Integrated Charging Control Unit (ICCU) Failure Vehicle: 2026 Genesis GV70 Electrified (EV) VIN: [XXX] To Whom It May Concern, I am submitting this complaint to report a safety-related failure involving my 2026 Genesis Electrified GV70, which experienced a sudden “Check Electric Vehicle System” warning consistent with a failure of the Integrated Charging Control Unit (ICCU). Incident Summary On February 5, 2026, at approximately 4,480 miles, the vehicle displayed a “Check Electric Vehicle System” alert and was no longer safe to operate. Due to the risk of propulsion loss and electrical system malfunction, the vehicle required flatbed towing to an authorized Genesis dealership for evaluation. A dealership service advisor subsequently informed me that the vehicle has been diagnosed with an ICCU failure, a component responsible for charging the 12-volt...

While driving on the highway, the car shut down with no warning messages and gas fumes filled the interior of the car. I was not able to move over to a completely safe spot on the road because the car shut down so quickly. I was not able to put the windows down as there was no power to the car and unable to exit the car because I was not in a safe spot on the highway. I had to remain in the closed car inhaling the gas fumes. I called 911 and they had me sit in the sheriffs car until a tow truck came to keep me out of the fumes. The car was towed to the dealership, it had 53 miles on it. This event was extremely dangerous. It is currently at the service department of the dealership for repairs.