Circuit Description
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
The Rear Wheel Steering Diagnostic System Check is an organized approach to identifying problems associated with the Rear Wheel Steering System.
This must be the starting point for any Rear Wheel Steering System related concern and will direct you to the next logical step in diagnosing a malfunction. Most system malfunctions are linked to faulty wiring, connections and occasionally, to components. Understanding the Rear Wheel Steering System and using the diagnostic tables correctly will reduce diagnostic time and prevent unnecessary parts replacement.