VEHICLE WOULD MAKE WEIRD NOISES; FIRST TIME WHEN MAKING RIGHT TURN, WAS GRINDING AND THEN STOPPING. THIS CAUSED DRIVER TO JERK FORWARD. THEN, A THUMPING NOISE BEFORE SUDDENLY ACCELERATING. HAD HAPPENED EVERY FEW YARDS. TOWED TO DEALERSHIP, MECHANIC FOUND NOTHING AFTER TEST DRIVING. SECOND WAS IN PARKING LOT AND BACKING OUT WHEN VEHICLE SUDDENLY ACCELERATED AND HIT A POLE. HAD SHIFTED INTO DRIVE, AND IT ACCELERATED FORWARD AND HIT A BUILDING. AIR BAGS DID NOT DEPLOY. WHEELS WERE SPINNING LIKE CRAZY.*AK