GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    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.

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.

  2. Object Number: 662101  Size: SH
  3. Raise and suitably support the vehicle with safety stands. Refer to Lifting and Jacking the Vehicle.
  4. Remove the engine protection shield. Refer to Engine Protection Shield Replacement.
  5. Remove the forward lamp wiring harness ground/negative cable bolt.
  6. Remove the engine wiring harness ground/negative cable bolt.
  7. Remove the negative battery cable.

Installation Procedure


    Object Number: 662101  Size: SH
  1. Install the negative battery cable.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Position the negative cable and forward lamp wiring harness ring terminals to the frame.
  4. Insert the anti-rotation tab on the forward lamp wiring harness into the hole in the frame.

  5. Install the forward lamp wiring harness ground/negative cable bolt.
  6. Tighten
    Tighten the forward lamp wiring harness ground/negative cable bolt to 9 N·m (80 lb in).

  7. Position the negative cable and engine wiring harness ring terminals to the engine block. Position the anti-rotation tab on the negative cable in the correct location.
  8. Install the engine wiring harness ground/negative cable bolt.
  9. Tighten
    Tighten the engine wiring harness ground/negative cable bolt to 25 N·m (18 lb ft).

  10. Install the engine protection shield. Refer to Engine Protection Shield Replacement.
  11. Lower the vehicle.
  12. Install the negative cable clip to the positive cable clip.
  13. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.