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 SS valve 2, and all other circuit connecting points for an intermittent condition. Refer to Testing for Intermittent Conditions and Poor Connections .
Inspect for a disconnected SS valve 2 connector.
Inspect for a shorted SS valve 2 circuit.
Inspect for a faulty SS valve 2.
Inspect for a PCM Internal fault.