Diagnostic Aids
WARNING: This page is about a different car, the 2000 Pontiac Firebird, 2000 Chevrolet Corvette, and 2000 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
If diagnostic test does not run, check if KS module is missing or faulty KS module circuit. Check KS module terminals for corrosion. If corrosion is present, check module access cover seal for cuts or nicks.