Removal Procedure

Fig 1: View Of Fuel Pipe-To-Common Rail And Retaining Bolt

Courtesy of GENERAL MOTORS CORP.

CAUTION: Gasoline or gasoline vapors are highly flammable. A fire could occur if an ignition source is present. Never drain or store gasoline or diesel fuel in an open container, due to the possibility of fire or explosion. Have a dry chemical (Class B) fire extinguisher nearby.

Remove the high pressure fuel pipes. Refer to Fuel Injector Fuel Feed Pipe Replacement .

Fig 2: View Of EGR Cooler Outlet Pipe And Bolts

Courtesy of GENERAL MOTORS CORP.

Remove the intake manifold. Refer to Intake Manifold Replacement .
Remove the timing belt. Refer to Timing Belt Replacement .
Remove the power steering pump. Refer to Power Steering Pump Replacement (Gasoline Engine) or Power Steering Pump Replacement (Diesel Engine) .

Fig 3: View Of Injection Pump Sprocket Nut And Woodruff Key

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Put caps on the injection pump pipe connectors to avoid contamination from dust and dirt as soon as the fuel pipes are removed to prevent clogged the injectors.

Remove the injection pump sprocket with the woodruff key.

Fig 4: View Of Injection Pump And Retaining Bolts

Courtesy of GENERAL MOTORS CORP.

Remove the injection pump assembly.