WHILE MAKING LEFT HAND TURN INTO A PARKING LOT, THE STEERING WHEEL LOCKED UP. THE DRIVER HIT A PARKED CAR AND BOTH AIR BAGS DID NOT DEPLOY. THE VEHICLE WAS TOWED TO THE DEALER FOR ANALYSIS AND THE MECHANIC NOTICED THAT RACK AND PINION NEEDED TO BE REPLACED. *AK RECALL#03V527000 *SC *JB FOLLOWUP LETTER SENT BY CONSUMER. CONSUMER STATES THAT GM PURPOSELY DESRTOYED THE DEFECTIVE PARTS BEFORE THEY COULD BE EXAMINED BY AN INDEPENDIENT PARTY. THE VEHICLE CRASHED DUE TO A LOW SPEED LEFT HAND TURN STEERING FAILURE WHICH WAS DOCUMENTED BEFORE THE RECALL OCCURRED. LOWER PINION BEARING SEPARATION WAS MENTIONED ON A LOCAL MEDIA CHANNEL AS THE REASON FOR THE RECAL 1997 CHEVY LUMINAS *TC