GM Service Manual Online
For 1990-2009 cars only

Diagnostic Starting Point - Secondary Driver Information Display CSV SWBHSV VXR8

    • The identification of the control modules which commands the system.
    • The ability of the control modules to communicate through the serial data circuit.
    • The identification of any stored diagnostic trouble codes (DTC) and their status.

The use of Diagnostic System Check - Vehicle, will identify the correct procedure for diagnosing the system and where the procedure is located.