GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disconnect the battery negative cable assembly from the battery negative terminal. 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 coolant reservoir. Refer to Coolant Recovery Reservoir Replacement in Engine Cooling.
  3. Remove the air cleaner assembly and intake duct.
  4. Remove the engine cooling fan. Refer to Fan Replacement in Engine Cooling.
  5. Remove the water pump. Refer to Water Pump Replacement in Engine Cooling.
  6. Remove the engine front cover. Refer to Engine Front Cover Replacement .

  7. Object Number: 69450  Size: SH
  8. Remove the crankshaft position sensor reluctor ring.

Installation Procedure


    Object Number: 69450  Size: SH
  1. Install the crankshaft position sensor reluctor ring.
  2. Install the front cover. Refer to Engine Front Cover Replacement .
  3. Install the water pump. Refer to Water Pump Replacement in Engine Cooling.
  4. Install the engine cooling fan. Refer to Fan Replacement in Engine Cooling.
  5. Install the air cleaner assembly and intake duct.
  6. Install the coolant reservoir. Refer to Coolant Recovery Reservoir Replacement in Engine Cooling.

  7. Object Number: 38205  Size: SH
  8. Connect the battery negative cable assembly to the battery negative terminal.
  9. Tighten
    Tighten the bolt to 15 N·m (11 lb ft).