GM Service Manual Online
For 1990-2009 cars only

Battery Replacement RPOs LZE/LZ4/LZ8

Removal Procedure

Note: Do not tip the battery more than 40 degrees during removal.


    Object Number: 1616991  Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the right front diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement.
  3. Open the positive battery cable terminal cover (7).
  4. Loosen the positive battery cable terminal nut.
  5. Remove the positive battery cable terminal from the battery.

  6. Object Number: 1617170  Size: SH
  7. Remove the battery insulator.

  8. Object Number: 1552775  Size: SH
  9. Remove the battery hold down bolt and hold down.
  10. Remove the battery.

Installation Procedure

Note: Do not tip the battery more than 40 degrees during installation.


    Object Number: 1552775  Size: SH
  1. Install the battery.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the battery hold down and bolt.
  4. Tighten
    Tighten the bolt to 18 N·m (13 lb ft).


    Object Number: 1617170  Size: SH
  5. Install the battery insulator.

  6. Object Number: 1616991  Size: SH
  7. Install the positive battery cable terminal to the battery.
  8. Tighten the positive battery cable terminal nut.
  9. Tighten
    Tighten the nut to 15 N·m (11 lb ft).

  10. Snap closed the positive battery cable terminal cover (7).
  11. Install the right front diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement.
  12. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.

Battery Replacement RPO LS4

Removal Procedure


    Object Number: 1616995  Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Remove the right front diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement.
  3. Reposition the positive battery cable terminal cover (1).
  4. Loosen the positive battery cable terminal nut.
  5. Remove the positive battery cable terminal from the battery.
  6. Reposition the underhood accessory wiring junction block. Refer to Accessory Wiring Junction Block Replacement.

  7. Object Number: 1552777  Size: SH
  8. Remove the battery retainer bolts (1) and retainer (2).
  9. With the aid of an assistant, remove the battery.

Installation Procedure


    Object Number: 1552777  Size: SH
  1. With the aid of an assistant, install the battery.
  2. Install the underhood accessory wiring junction block. Refer to Accessory Wiring Junction Block Replacement.
  3. Caution: Refer to Fastener Caution in the Preface section.

  4. Install the battery retainer (2) and bolts (1).
  5. Tighten
    Tighten the bolts to 18 N·m (13 lb ft).


    Object Number: 1616995  Size: SH
  6. Install the positive battery cable terminal to the battery.
  7. Tighten the positive battery cable terminal nut.
  8. Tighten
    Tighten the nut to 15 N·m (11 lb ft).

  9. Position the positive battery cable terminal cover (2).
  10. Install the right front diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement.
  11. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.