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Home >> GMC >> 2011 >> Acadia SL, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Interior/Illumination Lights >> Lighting System >> Diagnostic Information and Procedures >> Symptoms - Lighting >> Notes

Symptoms - Lighting: Notes

NOTE:

The following steps must be completed before doing the Symptom tables.

  1. Perform the Diagnostic System Check - Vehicle .
    • No DTCs are set.
    • The control modules can communicate via the serial data link.
  2. Review the system description and operation in order to familiarize yourself with the system functions. Refer to the following:
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