I WAS TRAVELING ON HIGHWAY IN THE MIDDLE LANE AT APP. 60 MPH WHEN WITHOUT WARNING, SWERVING, HITTING A BUMP OR HAVING AN ACCIDENT, WE HEARD A LOUD BANG AND THE FRONT AND BACK PASSENGER CURTAIN AIRBAG DEPLOYED HITTING MY PASSENGER IN THE RIGHT SIDE OF HIS HEAD. I LOOKED DOWN AT THE WARNING PANEL ON THE DASH WHICH STATED...SERVICE AIRBAG AFTER THE INCIDENT OCCURRED.....I WAS THANKFUL THAT I DID NOT LOOSE CONTROL OF THE CAR AT THE TIME OR THIS INCIDENT.....ALSO VERY THANKFUL THAT I DID NOT HAVE ONE OF MY GRANDCHILDREN IN THE BACK SEAT OR THEY WOULD HAVE BEEN HIT BY THIS AIRBAG......AGES 11 YEARS AND 16 MONTHS!!!!!!!! MY PASSENGER WAS NOT INJURED....JUST SOME SORENESS OF HIS FACE AND EAR. MY CAR WAS TAKEN TO THE DEALERSHIP THE NEXT MORNING WHERE GM WAS NOTIFIED. THERE WAS AN INVESTIGATION AND INSPECTION BY GM AND MY CAR WAS REPAIRED AT NO COST TO ME. DURING THE 30 DAYS THAT THE DEALERSHIP HAD MY CAR I WAS IN DIRECT CONTACT WITH A GM CUSTOMER SERVICE REP. WHO KEPT ME UP TO DATE ON REPAIRS AND ASSURED ME THAT THE OTHER AIRBAGS WERE ALSO CHECKED. I REPEATEDLY DID ASK IF THERE WOULD BE A RECALL DUE TO THIS INCIDENT BUT WAS TOLD THERE WOULD BE NO RECALL AT THIS TIME SINCE THIS WAS AN UNUSUAL OCCURRENCE. *TR