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Interior Backlighting Inoperative

WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Interior Backlighting Inoperative

Step Action Yes No
Schematic Reference:  Interior Lights Schematics  
1 Did you perform the Lighting System Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Lighting Systems 
2
  1. Turn the ignition switch to the RUN position.
  2. Turn the door switch to the ON position.
  3. Turn the headlamp switch to the HEAD position.
Do all of the interior lamps illuminate?		 Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3 Is only one lamp inoperative? Go to Step 4  Go to Step 5 
4 Repair the open or high resistance in the inoperative lamp power supply or ground circuit. Refer to Circuit Testing and to Wiring Repairs in Wiring System.
Did you complete the repair?		 Go to Step 6  -
5
IMPORTANT: Perform the set up procedure for the body control module (BCM). Refer to Body Control Module (BCM) Programming/RPO Configuration in Body Control System.
Replace the BCM. Refer to Body Control Module Replacement in Body Control System.Did you complete the replacement?		 Go to Step 6  -
6 Operate the system in order to verify the repair.
Did you correct the condition?		 System OK Go to Step 2 
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