Gas Mass Sensor/Mixture Control Valve
WARNING: This page is about a different car, the 2002 Pontiac Sunfire and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
- Gas Mass Sensor/Mixture Control Valve (GMS/MCV) is located on Gas Distribution Adapter (GDA). See Figure. Turn ignition off. Disconnect negative battery cable. Disconnect GMS/MCV electrical connectors. Remove throttle cables from retaining clip. Loosen hose clamp at outlet of GMS/MCV. Remove 4 screws from GMS/MCV inlet. Remove GMS/MCV bracket attaching nuts from isolators and remove GMS/MCV and bracket from CNG fuel module assembly bracket. Remove GMS/MCV from bracket.
- Install GMS/MCV to bracket. To complete installation, reverse removal procedure. Tighten all components to specification. See TORQUE SPECIFICATIONS .