Computerized Engine Controls: Notes

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.

NOTE: All vehicles are equipped with either a Powertrain Control Module (PCM) or Vehicle Control Module (VCM) for engine control. Unless specifically stated, references to PCM also apply to VCM equipped vehicles. Bi-fuel vehicles are also equipped with an Alternative Fuel Engine Control Module (AF ECM). For AF ECM procedures, see REMOVAL, OVERHAUL & INSTALLATION - CHEVY EXPRESS, SAVANA, SAVANA CAMPER SPECIAL & SAVANA SPECIAL - BI-FUEL article.

NOTE: Some vehicles equipped with an electronically-controlled transmission also use a Transmission Control Module (TCM) for transmission control.