The contact owns a 2010 Mercedes Benz glk. The contact stated, while in reverse with the brake pedal depressed, the brake system failed to engage, which led to a three-car accident. There were no injuries to report. The vehicle was taken to the dealer to have a diagnostic performed, who advised that the braking system was operating normally. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure and current mileage was 60,000. Updated 6/19/14 the consumer stated there was a very strong possibility that the car was independently accelerating and overriding the action of the brakes. Updated 06/26/2014 updated 08/18/14.

- Upper Nyack , NY, USA