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Symptoms - Instrument Panel, Gages and Console: Notes

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: The following steps must be completed before using the symptom tables.
  1. Perform the DIAGNOSTIC SYSTEM CHECK - INSTRUMENT CLUSTER  or DIAGNOSTIC SYSTEM CHECK - AUDIBLE WARNINGS  before using the Symptom Tables in order to verify that all of the following are true:
    • There are no DTCs 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 the following:
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