2026 Genesis GV70 Complaints

The contact owns a 2026 Genesis GV70. The contact stated that while driving approximately 35-40 MPH after charging the vehicle, an unknown warning light was illuminated. The vehicle automatically called Genesis Connected Services, which advised the contact to tow the vehicle to the dealer for a diagnostic test. The contact was able to drive to the residence. The Mobile App displayed Diagnostic Trouble Codes: P1AA700 and P1AAF00 for the electric battery management system. The vehicle was towed to the dealer, where it was determined that the battery management system needed to be replaced. The dealer informed the contact that the repair was pending approval. The vehicle was not yet repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 1,889.

Tried to start the car and got a several warnings of "turn off vehicle and check EV system" and "power limited". This is similar to the ICCU failure issue other people have reported.

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 co...

On [XXX], the vehicle was started and there were no brakes, the pedal went down to the floor. The car was turned off, restarted and again there were no brakes. The third time the car was restarted, the pedal went to the floor and then the brake pedal came back up with pressure in the brake lines. The vehicle displayed the warning "check brake system". The car was not driven. The next day, [XXX], a wrecker arrived to tow the car to Bergstrom Genesis, the car was started and again had no brakes. We were told that it was software problem and were given the vehicle back on 12/10/25. On [XXX], while driving the vehicle, the "check engine" light was displayed. The vehicle was picked up by Bergstrom Genesis and the dealership has had the vehicle since 12/11/25 to make sure the brakes don't fail again INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

The Instrument Cluster Screen went blank (OFF) while driving 65mph on the freeway. The vehicle mechanically kept functioning. I had no gages. The system began to reboot within a few seconds as I was attempting to pull over to the shoulder of the freeway. My vehicle continued to function normally so I drove home. My wife was very startled and shaken. This happened again so I took vehicle to the dealership service dept. where they performed a diagnostic test finding “ technical glitches” as I was told. They ordered a new screen. I drove off with my car until a new screen arrived two weeks later. The screen again went blank on the city streets a day or so before the new screen arrived. I only drove my car as necessary while my wife refused to do so and never had other passengers. I surrendered my car for repairs on Nov.14, 2025 and have not retrieved my car as of today, Jan.7,2026. I became aware during the many repair delays that the dealership was negligent in allowing me to drive off...