The contact owns a 2014 Jeep Cherokee. The contact stated that while reversing, the parking brake was unintendedly engaged, and the vehicle stalled. The vehicle was not taken to an independent mechanic or the dealer. The contact stated that the failure persisted. The vehicle was taken to an independent mechanic where it was diagnosed that there were cracks in the chassis, and the parking module had short-circuited. The vehicle was repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 47,000.