COASTED OUT OF A CAR WASH; ENGINE ON, TRANSMISSION IN NEUTRAL. AFTER EXITING THE WASH, I APPLIED THE BRAKES AND SHIFTED FROM NEUTRAL INTO DRIVE. THE TRUCK ACCELERATED OUT OF CONTROL AND WOULD NOT BRAKE. I WAS ABLE TO AVOID PEDESTRIANS, GAS PUMPS, AND THE STORE ENTRANCE. I WAS FORCED TO CRASH THE VEHICLE AGAINST A BUILDING TO GET IT TO STOP. THE TRUCK WAS TOTALED WITH HEAVY FRONT END DAMAGE; HOWEVER, THE AIR BAGS DID NOT DEPLOY. WHEN I RETURNED HOME, THERE AS AN EMAIL FROM THE VEHICLE'S ONBOARD HEALTH MONITORING SYSTEM SAYING THAT AN ISSUE WAS DETECTED WITH THE AIR BAGS, WHICH MAY NOT DEPLOY. THE EMAIL WAS ISSUED AT THE TIME OF THE ACCIDENT.*DT*JB*DT*JB*DT*JB *TR