GM Service Manual Online
For 1990-2009 cars only

Engine Flywheel Housing Installation Medium Duty with AT


    Object Number: 470599  Size: SH
  1. Install the transmission converter covers.
  2. 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.

  3. Install the transmission converter cover bolts.
  4. Tighten
    Tighten the transmission converter cover bolts to 12 N·m (106 lb in).

  5. Install the engine flywheel housing.
  6. Install the engine flywheel housing bolts.
  7. Tighten
    Tighten the flywheel housing bolts to 67 N·m (49 lb ft).

Engine Flywheel Housing Installation Medium Duty with MT


    Object Number: 470612  Size: SH
  1. Install the engine flywheel housing.
  2. 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.

  3. Install the engine flywheel housing bolts.
  4. Tighten
    Tighten the engine flywheel housing bolts to 60 N·m (44 lb ft).