GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC C-Series Medium Duty Truck B7 🢒 Engine 🢒 Engine Mechanical - 7.4L 🢒 Engine Flywheel Housing Installation

Engine Flywheel Housing Installation Allison MF1 and MT9


    Object Number: 276419 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.

  2. Install the engine flywheel housing bolts.

    3. Tighten
    Tighten the flywheel housing bolts to 40 N·m (30 lb ft).

Engine Flywheel Housing Installation MM0, MNC, MPU, MSC, MSG, MWX


    Object Number: 363570 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.

  2. Install the engine flywheel housing bolts.

    3. Tighten
    Tighten the engine flywheel housing bolts to 50 N·m (37 lb ft).