Diagnostic Starting Point - Rear Axle Controls
WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
Begin the system diagnosis with DIAGNOSTIC SYSTEM CHECK - REAR AXLE CONTROLS under TROUBLE SHOOTING (ELECTRICAL). The Diagnostic System Check will provide the following information:
- The Identification of the control module(s) which command the system.
- The ability of the control module(s) to communicate through the serial data circuit.
- The identification of any stored Diagnostic Trouble Codes (DTCs) and their status.