SOMETHING BLOCKING THE DOOR SENSORS DIRTY SENSORS BROKEN SENSORS WORN OUT OR BROKEN TORSION SPRINGS WRONG SPRING TENSION MISSING ROLLERS BENT OR MISALIGNED TRACKS LOOSE OR BROKEN HARDWARE INCOMPATIBLE GARAGE DOOR OPENER ELECTRICAL ISSUES SOMETHING BLOCKING THE DOOR SENSORS: The number one reason your garage door won't close is that something is blocking the door […]