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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 261 (Lighting Systems) >> Diagnostic Information and Procedures >> Symptoms - Lighting Systems >> Notes
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Symptoms - Lighting Systems: Notes

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: The following steps must be completed before doing the Symptom tables.
  1. Perform the Diagnostic System Check - Lighting Systems .
    • No DTCs are set.
    • The control modules can communicate via the serial data link.
  2. Review the system operation in order to familiarize yourself with the system functions. Refer to Exterior Lighting Systems Description and Operation  or Interior Lighting Systems Description and Operation .
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