GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 634215  Size: SH
  1. Open the electrical center cover and push the tab to release the electrical center from the battery.
  2. Open the battery isolator.
  3. Caution: Before servicing any electrical component, the ignition and start switch must be in the OFF or LOCK position and all electrical loads must be OFF, unless instructed otherwise in these procedures. If a tool or equipment could easily come in contact with a live exposed electrical terminal, also disconnect the negative battery cable. Failure to follow these precautions may cause personal injury and/or damage to the vehicle or its components.

  4. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  5. Disconnect the positive battery cable:
  6. 4.1. Loosen the clamp bolts.
    4.2. Use a twisting motion to release the clamp.
    4.3. Use a universal puller if the clamp does not easily release.
  7. Remove the battery isolator.

  8. Object Number: 143225  Size: SH
  9. Remove the battery hold down retainer bolt (1).
  10. Remove the retainer (2).
  11. Remove the battery (3).

Installation Procedure


    Object Number: 143225  Size: SH
  1. Install the battery (3).
  2. Install the battery hold down retainer (2).
  3. 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.

  4. Install the battery hold down retainer bolt (1).
  5. Tighten
    Tighten the battery hold down retainer bolt (1) to 15 N·m (11 lb ft).


    Object Number: 634215  Size: SH
  6. Install the battery isolator.
  7. Connect the positive battery cable.
  8. Tighten
    Tighten the positive battery cable bolt to 6 N·m (53 lb in).

  9. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  10. Tighten
    Tighten the negative battery cable bolt to 6 N·m (53 lb in).

  11. Close the battery isolator.
  12. Install the electrical center to the battery and close the cover.