Diagnostic Aids
WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect the connectors at the PCM, the output speed sensor, and all other circuit connecting points for an intermittent condition. Refer to Testing for Intermittent Conditions and Poor Connections .
- Inspect the circuit wiring for an intermittent condition. Refer to Testing for Electrical Intermittents .
- Inspect for a disconnected TR switch connector.
- Inspect for an open FWD switch wire.
- Inspect for a faulty TR switch.
- Inspect for a shift linkage incorrectly adjusted.
- Inspect for an internal fault of the PCM.