Circuit Description
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.
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.