Did you perform the Lighting System Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Lighting Systems in Wirng Systems

1. Turn the ignition to the ON position.
2. Close all the doors and turn the headlamp switch to the OFF position.

Are the courtesy lamps off?

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

Disconnect the BCM connector C4.

Do the courtesy lamps turn off?

Go to Step 4

Go to Step 5

Important: Perform the setup procedure for the body control module.

Replace the BCM. Refer to Body Control Module Replacement in Body Control Systems.

Did you complete the repair?

Go to Step 6

--

Repair a short to B+ on the courtesy lamps switched B+ feed circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you complete the repair?

Go to Step 6

--

Operate the system in order to verify the repair.

Did you correct the condition?

Go to Diagnostic System Check - Lighting Systems in wirng systems.

Go to Step 2