The contact owns a 2011 Jeep Grand Cherokee. The contact stated that while driving at approximately 30 MPH, the brake pedal was depressed and the vehicle lunged forward. The contact stated that the RPM light and an unknown warning light were illuminated when the crash occurred. The contact stated that when the vehicle lunged forward, the front bumper of the vehicle crashed into the rear bumper of the other vehicle. The contact's vehicle came to a stop once the impact was made and damage was sustained to the front bumper and the rear bumper of the other vehicle. The vehicle was driven to a dealer where the vehicle's front bumper was repaired. The dealer was unable to determine the failure. A police report was filed and there were no injuries. The contact stated that the failure recurred while in the driveway. The contact stated that the brake pedal was depressed and the vehicle lunged forward. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was unknown. The contact also stated that the mechanics informed her that the vehicle's alignment was off and as a result the tires would wear down ina a unusual way. There is also an issue with the key fob that causes the vehicle to think that the key isn't nearby and causes the alarm to go off.