Malibu V6-3.9L (2007)
Fuel Pressure Release: Service and Repair
Fuel Pressure Relief
Fuel Pressure Relief
Caution: Refer to Battery Disconnect Caution.
1. Loosen the fuel fill cap in order to relieve the tank pressure. Do not tighten at this time.
2. Raise and support the vehicle. Refer to Vehicle Lifting.
3. Disconnect the fuel pump electrical connector.
4. Lower the vehicle.
5. Start and run the engine until the fuel supply remaining in the fuel pipes is consumed. Engage the starter for 3.0 seconds in order to assure relief of
any remaining pressure.
6. Disconnect the negative battery cable in order to avoid possible fuel discharge if an accidental attempt is made to start the engine.
7. Raise the vehicle.
8. Connect the fuel pump electrical connector.
9. Lower the vehicle.
