TRAVELING SOUTH AT 55MPH. CAR FROM WEST SIDE STREET PULLED OUT ONTO HIGHWAY. STOPPED IN THE SLOW LANE THAT I WAS IN.TURNED MY WHEEL TO LEFT TO AVOID HITTING OTHER STOPPED CAR RIGHT IN DOOR. I HIT HER CAR IN FRONT OF DRIVERS DOOR. THEN WE HIT MY PASSANGER SIDE WITH OTHER CAR. TWO IMPACTS FIRST HEAD ON THEN ON SIDE. PASSANGER SIDE AIR BAG DEPLOYED DRIVERS SIDE DID NOT. AS THE DRIVER I SUSTAINED CHEST AND ARM FRACTURES. CONTACTED DODGE . INVESTOGATOR CAME OUT AND LOOKED AT VAN. REPORT FROM DODGE SAID THE VAN WORKED AS IT SHOULD. HOW DOES ONE AIR BAG GO OFF AND NOT THE OTHER. WHY BOTHER HAVEING TWO. BOTH HAD SEAT BELT ON.*AK