The contact owns a 2020 GMC Sierra 1500. The contact stated that while driving at 52 mph, the brake pedal was depressed but was very firm. The park brake was activated but failed to effectively stop the vehicle. The vehicle was coasted to a parking lot and was put in park. The brake system failure light, the ABS and several other warning lights illuminated. The vehicle was towed to the baker Buick GMC of charleston dealer, located at 1621 savannah hwy, charleston, SC 29407) where the vehicle was kept for a diagnostic test. The manufacturer was made aware of the failure and stated that the failure was a known issue and referred the contact to the dealer. The vehicle was not repaired. The failure mileage was approximately 7,020. The VIN was not available.

- Charleston, SC, USA