Diagnosis And Testing - Window Regulator Module

Any diagnosis of the Window Regulator Modules should begin with the use of the scan tool. For information on the use of the scan tool, refer to the appropriate Diagnostic Service Information. Refer to POWER WINDOWS - PT27 - ELECTRICAL DIAGNOSTICS .

For complete circuit diagrams, refer to the appropriate wiring information. See SYSTEM WIRING DIAGRAMS .

WARNING: DISABLE THE AIRBAG SYSTEM BEFORE ATTEMPTING ANY STEERING WHEEL, STEERING COLUMN, SEAT BELT TENSIONER, SIDE AIRBAG, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. DISCONNECT AND ISOLATE THE BATTERY NEGATIVE (GROUND) CABLE, THEN WAIT TWO MINUTES FOR THE AIRBAG SYSTEM CAPACITOR TO DISCHARGE BEFORE PERFORMING FURTHER DIAGNOSIS OR SERVICE. THIS IS THE ONLY SURE WAY TO DISABLE THE AIRBAG SYSTEM. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.