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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> Symptoms - Displays and Gages >> Notes

Symptoms - Displays and Gages: Notes

IMPORTANT: The following steps must be completed before using the symptom diagnostic tables.
  1. Before using the symptom diagnostic tables, perform the Diagnostic System Check - Vehicle in order to verify the following conditions:
    • There are not any DTCs set.
    • The control modules can communicate via the serial data link.
  2. Review the system operation in order to understand the system functions. Refer to the following description and operations:
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