GM Service Manual Online
For 1990-2009 cars only

Disconnect Procedure

Warning: Refer to SIR Warning in the Preface section.

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


    Object Number: 1593197  Size: SH
  1. Record all of the vehicle preset radio stations.
  2. Turn OFF all the lamps and the accessories.
  3. Make sure the ignition switch is in the OFF position.
  4. Open the negative battery connection cover.
  5. Loosen the negative battery cable nut.
  6. Disconnect the negative battery (2) cable from the battery.

Connect Procedure

Note: Clean any existing oxidation from the contact face of the battery terminal and battery cable using a wire brush before installing the battery cable to the battery terminal.

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1593197  Size: SH
  1. Connect the negative battery cable (2) to the battery.
  2. Tighten the negative battery cable nut and tighten to 17 N·m (13 lb ft).
  3. Close the negative battery connection cover.
  4. Reset the radio stations and the clock.