Fuel System Pressure Release
Pressure release
1. With the vehicle in NEUTRAL, position it on a hoist.
Refer to: Jacking and Lifting - Overview See: Vehicle Lifting > Procedures > Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation).
2. NOTE: The Fuel Pump Control Module is located on the frame rail above the fuel tank.
Disconnect the Fuel Pump Control Module electrical connector.
3. Start the engine and allow it to idle until it stalls.
4. After the engine stalls, crank the engine for approximately 5 seconds to make sure the fuel rail pressure has been released.
5. Turn the ignition switch to the OFF position.
6. When the fuel system service is complete, reconnect the Fuel Pump Control Module electrical connector.
