WHILE DRIVING IN REVERSE AND BACKING OUT OF A DRIVEWAY, BRAKE SYSTEM FAILED UNEXPECTEDLY (ODI REFERENCE: 8002090), AND ACCELERATOR STUCK, CAUSING SUDDEN ACCELERATION. VEHICLE CRASHED INTO AN ELECTRICAL BOX AND KNOCKED OUT A TRANSFORMER. ON 20-DEC-2001, DEALERSHIP HAD CLEANED THROTTLE BECAUSE OF A HESITATION WITH ACCELERATOR PEDAL. PLEASE PROVIDE ANY ADDITIONAL INFORMATION / DOCUMENTATION.*AK