Test Description
WARNING: This page is about a different car, the 2003 GMC Safari and 2003 Chevrolet Astro. 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.
- 2. Determines whether the failure is the result of a faulty transfer case shift control module or the instrument cluster.
Courtesy of GENERAL MOTORS CORP.