GM Service Manual Online
For 1990-2009 cars only

Disconnect Procedure

Caution: Refer to SIR Caution in the Preface section.

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


    Object Number: 1578418  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. Remove the battery cover. Disengage the retainers in order to remove the cover.

  5. Object Number: 1783030  Size: SH
  6. Loosen the negative battery cable bolt (3) and remove the negative battery cable from the battery.

Connect Procedure

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


    Object Number: 1783030  Size: SH
  1. Position the negative battery cable to the battery.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Tighten the negative battery cable bolt (3).
  4. Tighten
    Tighten the bolt to 17 N·m (13 lb ft).


    Object Number: 1578418  Size: SH
  5. Place the battery cover over the battery.
  6. 3.1. Install the locking tab next to the strut tower first.
    3.2. Install the locking tab next to the engine second.
    3.3. Install the locking tab next to the powertrain control module (PCM) last.
  7. Reset the vehicle's preset radio stations and the clock.