Diagnostic Aids

WARNING: This page is about a different car, the 1994 Cadillac Fleetwood. However, it is still accessible from the selected car via links, so may be relevant.

Inspect harness and all related connections, including PCM connections.

Fig 1: Code 97 Schematic (Fleetwood) VSS Output Circuit

Fig 2: Code 97 Flow Chart (Fleetwood) VSS Output Circuit