GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: Turn OFF the ignition when connecting or disconnecting the battery cables, the battery charger or the jumper cables. Failure to do so may damage the PCM or other electronic components.

  1. Remove the rear seat cushion. Refer to Rear Seat Cushion Replacement in Seats.
  2. Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 154782  Size: SH
  3. Disconnect the negative battery cable.

  4. Object Number: 154778  Size: SH
  5. Disconnect the positive 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 cautions and Notices

  6. Object Number: 288808  Size: SH
  7. Remove the battery vent from the floor pan.

  8. Object Number: 288839  Size: SH
  9. Remove the battery retainer bolt and battery retainer.
  10. Remove the battery.

Installation Procedure

  1. Install the battery.
  2. 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.


    Object Number: 288839  Size: SH
  3. Install the retainer and bolt.
  4. Tighten
    Tighten the bolt to 18 N·m (13 lb ft).


    Object Number: 154778  Size: SH
  5. Connect the positive battery cable.
  6. Tighten
    Tighten the positive battery cable bolt to 15 N·m (11 lb ft).


    Object Number: 154782  Size: SH
  7. Connect 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 Cautions and Notices
  8. Tighten
    Tighten the negative battery cable bolt to 15 N·m(11 lb ft).

  9. Install the rear seat cushion. Refer to Rear Seat Cushion Replacement in Seats.