Diagnostic Aids

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

Inspect the flywheel ring gear for damage or unusual wear.
Shim the starter if applicable.
In order to add pinion to ring gear clearance a full size shim must be used. DO NOT shim only 1 starter mounting bolt. There are 3 shims available in different shapes for clearance. All are 0.039" (1 mm) thick.