GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1997 🢒 GMC Suburban - 4WD 🢒 Engine 🢒 Engine Mechanical - 6.5L 🢒 Oil Pump Replacement

Removal Procedure

    Object Number: 60264 Size: SH
  1. Remove the oil pan. Refer to Oil Pan Replacement .
  2. Remove the oil pump from the crankshaft rear main bearing cap.
  3. Remove the oil pump and the hex drive.
  4. Inspect the following parts:
    5. • The oil pump pick up tube and screen for damage
    • The oil pump hex drive retainer for cracks

Installation Procedure

    Object Number: 60265 Size: SH
  1. Install the oil pump and the extension shaft to the engine.
  2. Align the extension shaft hex with the drive hex on the oil pump drive. The oil pump should push easily into place.
  3. Install the oil pump and the bolt to the crankshaft rear bearing cap.

    4. Tighten
    Tighten the bolt to 90 N·m (65 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.


    Object Number: 60264 Size: SH
  4. Install the oil pan.

    5. Tighten

        • Tighten all the oil pan bolts, except the rear two bolts, to 10 N·m (89 lb in).
        • Tighten the rear two oil pan bolts to 23 N·m (17 lb ft).