HAD BACKED VEHICLE UP & HIT TELPHONE POLE. VEHICLE SUDDENLY ACCELERATED OUT OF DRIVEWAY. PUT FOOT ON BRAKES TO STOP & HELD STEERING WHEEL. VEHICLE DID 21 FT SLIDE BEFORE HITTING BUILDING. AIR BAGS DID NOT DEPLOY. ABS WORKED. TOOK TO DEALER & TOLD NOTHING WAS WRONG. *AK