Air Bag Not Deploy problems of the 2001 Mercedes Benz C320

Consumer was pulling inside of a parking space to park and vehicle suddenly accelerated uncontrollably. Consumer applied the brakes and pedal went to the floor. Then, vehicle continued to accelerate with speed, jumped the curb,and crashed into a parked vehicle head on. Upon impact, both frontal air bags did not deploy. No injuries reported. Consumer was able to drive the vehicle to the dealer for inspection, but mechanic could not duplicate the problem.