Courtesy Lights Inoperative From Dome Light Switch
NOTE:
After making any repairs, perform BODY CONTROL MODULES SYSTEM VERIFICATION TEST
under VERIFICATION TESTS.
Ensure all doors are closed. Ensure courtesy light switch is off. Turn ignition off. Connect scan tool to Data Link Connector (DLC). Using scan tool, read COURTESY LIGHT status. Rotate courtesy light switch to ON position. If scan tool displays ON, replace headlight switch. If scan tool does not display ON, replace BCM.