Diagnostic Aids
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, 2002 Chevrolet RV Cutaway, and 2002 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
An open in the control circuit or the ignition feed circuit will cause a DTC P0215. A no-start condition will also exist. The scan tool has the ability to turn the engine shut-off solenoid ON and OFF. This can be used as a quick operational check.