GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Sierra - 2WD 🢒 Engine 🢒 Engine Controls and Fuel - 6.6L 🢒 Cooling Fan Pulley Replacement

Removal Procedure

    Object Number: 1334862 Size: SH
  1. Remove the drive belt. Refer to Drive Belt Replacement .
  2. Remove the fan clutch. Refer to Fan Clutch Replacement .
  3. Disconnect the camshaft position (CMP) sensor electrical connector.

    4. Object Number: 1334864 Size: SH
  4. Remove the fan pulley bolts/nuts.
  5. Remove the fan pulley.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1334864 Size: SH
  1. Install the fan pulley.
  2. Install the fan pulley bolts/nuts.

    3. Tighten
    Tighten the bolts/nuts to 41 N·m (30 lb ft).


    Object Number: 1334862 Size: SH
  3. Connect the CMP sensor electrical connector.
  4. Install the fan clutch. Refer to Fan Clutch Replacement .
  5. Install the drive belt. Refer to Drive Belt Replacement .