VEHICLE INVOLVED IN A FRONTAIL COLLISION OF 55 MPH IMPACT WITH ANOTHER VEHICLE, AND BOTH AIR BAGS DID NOT DEPLOY. *AK THE FRONT END OF THE VEHICLE SUSTAINED DAMAGE MOSTLY TO THE CENTER OF THE HOOD. THE HOOD WAS REPLACED ALONG WITH RADIATOR, BUMPER AND WINDSHIELD. DEALER COULD NOT DETERMINE THE REASON AIR BAGS FAILED TO DEPLOY. *YH