Envoy 2WD V8-5.3L (2007)
Fuel Supply Line: Service and Repair
Fuel Hose/Pipes Replacement - Chassis
Removal Procedure
Important: Clean the fuel/evaporative emissions (EVAP) pipe connections and surrounding areas before disconnecting the pipes in order
to avoid possible contamination of the fuel/EVAP system.
1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief.
2. Disconnect the fuel feed pipe (3) at the fuel rail (2).
3. Disconnect the EVAP canister purge pipe (1, 4).
4. Cap the fuel rail and EVAP pipes in order to prevent possible contamination of the EVAP/fuel system.
5. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
6. Remove the nuts securing the left catalytic converter to the exhaust manifold.
