VEHICLE HYDROPLANED AT 55 MPH ,WENT DOWN A HILL AND OFF A 3 FOOT ENBANKMENT, LANDING AGAINST A CLIFF OF ROCKS. UPON IMPACT, DUAL AIRBAGS DID NOT DEPLOY, EVEN WITH FRONTAL AND REAREND DAMAGE . CONSUMER WAS TOLD BY MANUFACTURER THAT WITH THAT MODEL OF TRUCK DUAL AIRBAGS SHOULD HAVE DEPLOYED IN A FRONTAL AND REAREND IMPACT. THIS RESULTED IN INJURIES, SUCH AS TORN LIGAMENTS IN NECK AND BRUISES ON CHEST/ABDOMEN, AND A BRUISED BLADDER. *AK