TM 9-2320-209-34-2-1 7-9. CLEARANCE LIGHT (TRUCK M756A2) . WIRING HARNESSES REMOVAL AND REPLACEMENT TOOLS : No special tools required SUPPLIES : None PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. Preliminary Procedure. Disconnect battery ground cable. Refer to TM 9-2320-209-20. NOTE Refer to removal and replacement procedures given in TM 9-2320-209-20 if needed to take off connectors and electric leads covered in the following steps. Tag all connectors and electrical leads so they can be put back in the same place. Note the way wiring harness is routed so it can be put back the same way. 7-28