VEHICLE STARTED AND EXCELERATED AND CAUSED A LINEUP OF CRASHES.UPDATE ON THROTTLE COULD HAVE MINIMIZED OR PREVENTED, BUT HEARING THE PROBLEMS OTHERS HAVE HAD AND CONSIDERING NOT UPDATING. FIRST FIVE YEARS VEHICLES BRAKES AND EXHAUST WERE SORRY. HAVE REPLACED ALL WITH AFTER-MARKET STUFF AND ALL PROBLEMS HAVE STOPPED. JEEP SHOULD CONSIDER BETTER EQUIPMENT, ESPECIALLY BECAUSE TRUCKS GENERALLY ARE USED TO PULL TRAILERS SUCH AS ME. STILL WANT MY PARKING BRAKE FIXED. I WOULD LIKE A RELIABLE HAND BRAKE AS IN SOME MODELS.