Removal Procedure
- Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement - Front
.
- Remove the high pressure pump shield. Refer to Fuel Pipe Shield Replacement .
- Relieve fuel system pressure. Refer to Fuel Pressure Relief .
Courtesy of GENERAL MOTORS CORP.
- Remove the foam insulator from the pipes.
- Loosen the high pressure pipe fitting to the high pressure fuel pump (1).
- Loosen the high pressure pipe fitting to the left fuel rail (3).
- Remove the high pressure fuel pipe (2) from the vehicle. Discard the pipe.