Test D: Windows Inoperative From Driver Door Switch

Connect scan tool. Turn ignition switch to RUN position. Observe power window switch parameters in DRIVER DOOR MODULE data list. Activate each power window switch. If parameters follow switch changes, check wiring and connections at Driver Door Module (DDM) and switch. If problem was found, repair as necessary. If problem was not found, replace DDM. If parameters do not follow switch changes, check wiring and connections at Driver Door Switch Assembly (DDSA). If problem was found, repair as necessary. If problem was not found, replace DDSA.