WHILE DRIVING HOME FROM WORK MY BRAKE PEDAL WENT TO THE FLOOR ON MY 2003 SILVERADO HD2500. I CRASHED INTO THE VEHICLE IN FRONT OF ME CAUSING DAMAGE TO BOTH OUR VEHICLES. I TOOK MY VEHICLE INTO THE DEALERSHIP FOR INSPECTION. AFTER 1.5 WEEKS THERE G.M FINALLY LOOKS AT IT AND TOLD ME THE BRAKE OPERATION WAS NORMAL. I STARTED TO TAKE THE VEHICLE HOME AND THE PEDAL ONCE AGAIN WENT TO THE FLOOR. I FOUND THE SERVICE MANAGER AND THE HIGHER UP PERSON SAY THAT'S NORMAL. NOW WHAT? I CANT DRIVE THIS VEHICLE FOR THE FEAR OF ANOTHER CRASH. GM IS NO HELP. *JB