G 3500 1 Ton Van V8-454 7.4L (1989)
Air Injection Control Valve: Service and Repair
REMOVAL
1. Battery ground cable.
2. Electrical connector on control valve.
3. Manifold vacuum signal hose.
4. Air inlet and outlet hoses from valve.
5. Control Valve.
INSTALLATION
1. Install Control valve
2. Air inlet and outlet hoses from valve.
3. Manifold vacuum signal hose.
4. Electrical connector on control valve.
5. Battery ground cable.
6. Check system operation.