CAR WAS STATIONARY AND IN PARK. UPON TURNING KEY IN IGNITION, THE PASSENGER SIDE AIR BAG DEPLOYED. MAZDA SERVICE AGENT COULD FIND NO MECHANICAL CAUSE. IT IS NOT NORMAL WEAR AND TEAR. RESULTING AIRBAGS CANNOT BE TURNED ON, LEAVING US WITH A VEHICLE WITH NO AIRBAG PROTECTION. MAZDA DECLINED OUR REQUEST TO REPLACE THE FAULTY AIRBAG SYSTEM, AND ONLY OFFERED US A 500 CREDIT TOWARD THE PURCHASE OF ANOTHER VEHICLE. THIS OFFER DOES NOT EQUAL THE BOOK VALUE OF THE CAR, AND CERTAINLY THE REAL VALUE OF A PAID FOR RELIABLE VEHICLE IN GREAT CONDITION.