For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you perform the Lighting Systems Diagnostic System Check? | Go to Step 2 | Go to Diagnostic System Check - Lighting Systems
2 | Test the high beam signal circuit (1200) between the body control module and the turn/headlamp switch connector C1 for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | System OK | Go to Step 3
3 | Disconnect the BCM connector C2. Is the high beam indicator still illuminated? | Go to Step 5 | Go to Step 4
4 |

Important: Perform the set up procedure for the body control module.

1. Refer to Body Control Module (BCM) Programming/RPO Configuration .
2. Replace the body control module. Refer to Body Control Module Replacement in Body Control System.

Did you complete the replacement?

System OK

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5 | Replace the instrument cluster. Refer to Instrument Cluster Replacement . Did you complete the replacement? | System OK | --