Diagnostic Starting Point - Manual Transmission
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Begin the system diagnosis with Diagnostic System Check - Manual Transmission . The Diagnostic System Check-Manual Transmission will provide the following information:
- The identification of the control modules which command the system
- The ability of the control modules to communicate through the serial data circuit
- The identification and the status of any stored diagnostic trouble codes (DTCs)
Use the Diagnostic System Check-Manual Transmission in order to identify the correct procedure for diagnosing the system and where the procedure is located.