DRIVING NORTH ON HY 101 NORTH OF BAY CITY , WEATHER CLEAR , ROAD DRY AT 2:30 PM , NEW TIRES. P/U TRUCK STOPPED DEAD IN FRONT OF ME TO AVOID AN ACCIDENT. I THOUGHT I HAD ENOUGH ROOM TO COMPLETLY STOP AND APPLIED MY BREAKS WITH FIRM STEADY PRESSURE BUT RAN INTO THE REAR OF THE P/U. NO DAMAGE TO HIM BUT HIS TRAILER HITCH AND STEEL BUMPER DAMAGED MY FRONT END. CONTACTED LOCAL GMC DEALER AND HE SAID THE GMC RECALL ON THE ABS DID NOT PERTAIN TO MY VEHICAL. I FEEL THAT MAYBE IT SHOULD.