GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1996 🢒 Tahoe - 4WD 🢒 Engine 🢒 Engine Mechanical - 6.5L 🢒 Oil Pump Drive Replacement

Removal Procedure

    Notice: Do not run the engine without the oil pump drive in place. This will cause extensive engine damage.

  1. Disconnect the negative battery cables. Refer to

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

    in General Information.
  2. Remove the fuel filter from the intake manifold. Refer to Engine Controls.
  3. Move the wiring harness aside.

    4. Object Number: 60246 Size: SH
  4. Remove the bolt and the clamp.
  5. Remove the oil pump drive.
  6. Remove the O-ring.

Installation Procedure

    Object Number: 60246 Size: SH
  1. Install the new O-ring to the oil pump drive. Coat the O-ring with clean engine oil.

    2. Important: Do not force the oil pump drive gear into place. The oil pump drive gear should slide into place with slight resistance. Apply clean engine oil to the new O-ring.

  2. Install the oil pump drive to the engine.
    3. • Index the drive with the camshaft gear and the oil pump drive shaft.
    • Make sure the drive is fully seated.
  3. Install the clamp.
  4. Install the bolt.

    5. Tighten
    Tighten the bolts to 42 N·m (31 lb ft).

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the wiring harness.
  6. Install the fuel filter.
  7. Connect the negative battery cables.