Engine Shutdown Solenoid: Notes
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, 2002 GMC C3500 HD, and 2002 Chevrolet RV Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Remove any debris from the Engine Shutdown (ESO) solenoid mounting surfaces on the injection pump before servicing the ESO solenoid. This will prevent contamination of the injection pump.