Rail, Fuel: Removal: 6.2L
WARNING:
The fuel system is under constant pressure even with engine off. Before servicing fuel rail, fuel system pressure must be released. Failure to follow this warning may result in serious or fatal injury.
CAUTION:
The left and right fuel rails are replaced as an assembly. Do not attempt to separate fuel rail halves at connector tube. Due to design of the connector tube, it does not use any clamps. Never attempt to install a clamping device of any kind to the connector tube. When removing fuel rail assembly for any reason, be careful not to bend or kink the connector tube.
- Perform Fuel System Pressure Release Procedure. Refer to FUEL SYSTEM PRESSURE RELEASE .
- Disconnect and isolate the negative battery cable. If equipped with an Intelligent Battery Sensor (IBS), disconnect the IBS connector first before disconnecting the negative battery cable.
- Remove the engine covers (1).
- Disconnect the fuel supply line (1) from fuel rail (2). Refer to QUICK CONNECT FITTINGS
.NOTE:
Right side shown, left side similar.
- Disconnect the left side fuel injector wire harness connectors (1) and position harness aside.
- Disconnect the fuel pressure sensor (1) wire harness connector.
- Disconnect the left fuel rail supply line (2) from right fuel rail. Refer to QUICK CONNECT FITTINGS
.
- Remove the left fuel rail bolts (1).
- Gently rock and lift the left fuel rail until the fuel injectors just start to clear machined holes in the supercharger.
- Remove the left fuel rail (2), with injectors attached, from the engine.
- Disconnect the right side fuel injector wire connectors (1) and position harness aside.
- Remove the right fuel rail bolts (1).
- Gently rock and lift the right fuel rail until the fuel injectors just start to clear machined holes in the supercharger.
- Remove the right fuel rail (2), with injectors attached, from the engine.
- If required, remove safety clips (1) and the fuel injectors (3).