Diagnostic Aids
WARNING: This page is about a different car, the 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
An intermittent condition is likely to be caused by an open in circuit 2137 or 2138. With scan tool hooked up and turned on, wiggle suspect wires and watch scan tool display for current DTC to appear or disappear, indicating source of intermittent condition.
NOTE:
For circuit number and wire color identification, see WIRING DIAGRAMS .