GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2001 🢒 Yukon XL - 4WD 🢒 Engine 🢒 Engine Cooling 🢒 Cooling Fan Pulley Replacement

Removal Procedure

    Object Number: 654556 Size: SH
  1. Remove the fan clutch. Refer to Fan Clutch Replacement .
  2. Disconnect the camshaft position sensor connector.
  3. Remove the 3 retaining bolts and 2 nuts for the cooling fan pulley.
  4. Remove the cooling fan pulley assembly.
  5. Remove the cooling fan pulley insulator pad.

Installation Procedure

    Object Number: 654556 Size: SH
  1. Install the cooling fan pulley insulator pad.
  2. Install the cooling fan pulley assembly.

    3. 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 cooling fan pulley assembly bolts and nuts.

    4. Tighten
    Tighten the cooling fan pulley bolts and 2 nuts to 46 N·m (34 lb ft).

  4. Connect the camshaft position sensor connector.
  5. Install the fan clutch. Refer to Fan Clutch Replacement .