GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tool Required

J 24420-C Crankshaft Pulley Hub Puller

  1. Disconnect the negative battery cable. Refer to

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

    in General Information.
  2. Remove the drive belt. Refer to Engine Cooling.

  3. Object Number: 3445  Size: SH
  4. Remove the crankshaft pulley.

  5. Object Number: 3454  Size: SH
  6. Remove the crankshaft balancer and hub. Refer to Crankshaft Pulley and Hub Removal .

Installation Procedure

Tool Required

J 29113 Crankshaft Pulley Hub Installer


    Object Number: 3453  Size: SH
  1. Install the crankshaft pulley hub. Refer to Crankshaft Pulley and Hub Installation .

  2. Object Number: 3445  Size: SH
  3. Install the crankshaft pulley.
  4. Install the drive belt. Refer to Engine Cooling.
  5. Connect the negative battery cable.