INVOLVED IN A 21 CAR PILE UP IN THE UPPER PENINSULA DURING A COMPLETE WHITE OUT. WE WERE ONLY TRAVELING APPROXIMATELY 25 MILES PER HOUR BUT, WE DID HAVE SERIOUS IMPACT IN THE FRONT, AFTER HITTING A TRAILER AND ALSO SERIOUS IMPACT FROM BEHIND WHEN HIT BY A TRUCK AND TRAILER. NO AIRBAGS DEPLOYED. THE TRUCK TRAVELING AHEAD OF US, THAT WE HIT, THE AIRBAGS DID DEPLOY. MY FATHER AND BROTHER, WHO WERE ALSO BOTH DRIVING CHEVY TRUCKS, AND ALSO HAD SERIOUS FRONT END DAMAGE DURING THE SAME ACCIDENT, THEIR AIRBAGS DID NOT DEPLOY EITHER. *TR