Oil Pump Drive Shaft: Service and Repair

REMOVAL PROCEDURE





1. Remove the upper intake manifold.
2. Disconnect the fuel feed and return pipe from the fuel injector rail.
3. Remove the oil pump drive bolt.
4. Remove the oil pump drive clamp.
5. Remove the oil pump drive.
6. Remove the oil pump drive seal.

INSTALLATION PROCEDURE





1. Install the oil pump drive seal. Coat the seal or bore in the engine block with engine oil.
2. Install the oil pump drive. Coat the drive gear on the drive with prelube GM P/N 1052365 or equivalent for a full 360 degrees.
3. Install the oil pump drive clamp.
4. Install the oil pump drive bolt.
^ Tighten the oil pump drive bolt to 36 Nm (27 ft. lbs.).

Notice: Refer to Fastener Notice in Service Precautions.

5. Connect the fuel feed and return pipe to the fuel injector rail.
6. Install the upper intake manifold.