GM Service Manual Online
For 1990-2009 cars only

Disconnecting Procedure

Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 1804767  Size: SH
  1. Record all preset and theft codes from the radio.
  2. Turn the ignition switch to the LOCK position.
  3. Verify that all the electrical components are off such as interior lights, all doors are closed, the underhood lamp, etc.
  4. Loosen the negative battery cable bolt.
  5. Remove the negative battery cable (2) from the battery.
  6. Position the negative battery cable away from any body ground.

Connecting Procedure


    Object Number: 1804767  Size: SH
  1. Verify that all electrical components are off such as interior lights, all doors are closed, the underhood lamp, etc.
  2. Clean any corrosion from the negative battery cable using a wire brush.
  3. Position the negative battery cable (2) to the battery.
  4. Caution: Refer to Fastener Caution in the Preface section.

  5. Tighten negative battery cable bolt to 15 N·m (11 lb ft).