Test 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 numbers below refer to the step numbers on the diagnostic table.
- 3. Tests whether the condition is module, system, or condition related.
- 4. Tests whether the condition has been corrected or identified as specified in the supporting text.
- 5. Test for an open or short in the vehicle speed signal circuit of the rear wheel steering control module.