GM Service Manual Online
For 1990-2009 cars only

Rear Door Lock Replacement Notchback

Removal Procedure

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


    Object Number: 1720595  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the water deflector. Refer to Door Water Deflector Replacement.
  3. Disconnect the inside door handle and the lock rods.

  4. Object Number: 1720596  Size: SH
  5. Disconnect the outside door handle and the lock rods.
  6. Remove the bolts and the guide rail.

  7. Object Number: 1248286  Size: SH
  8. Remove the screws and the lock.
  9. Disconnect the electrical connector.
  10. Disconnect the lock rods at the lock.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1248286  Size: SH
  1. Install the rear door lock with the screws and tighten to 8 N·m (71 lb in).

  2. Object Number: 1248285  Size: SH
  3. Connect the electrical connector.
  4. Install the guide rail with the bolts and tighten to 7 N·m (62 lb in).

  5. Object Number: 1720596  Size: SH
  6. Connect the outside door handle and the lock rods.

  7. Object Number: 1720595  Size: SH
  8. Connect the inside door handle and the lock rods.
  9. Install the water deflector. Refer to Door Water Deflector Replacement.
  10. Connect the negative battery cable.

Rear Door Lock Replacement Hatchback

Removal Procedure

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


    Object Number: 1248284  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the door water deflector. Refer to Door Water Deflector Replacement.
  3. Disconnect the inside door handle and the lock rods.

  4. Object Number: 1248282  Size: SH
  5. Disconnect the outside door handle and the lock rods.

  6. Object Number: 1248285  Size: SH
  7. Remove the bolts and the guide rail.

  8. Object Number: 1248286  Size: SH
  9. Remove the screws and the lock.
  10. Disconnect the electrical connector.
  11. Disconnect the lock rods at the lock.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1248286  Size: SH
  1. Install the rear door lock with the screws and tighten to 8 N·m (71 lb in).

  2. Object Number: 1248285  Size: SH
  3. Connect the electrical connector.
  4. Install the guide rail with the bolts and tighten to 7 N·m (62 lb in).

  5. Object Number: 1248282  Size: SH
  6. Connect the outside door handle and the lock rods.

  7. Object Number: 1248269  Size: SH
  8. Connect the inside door handle and the lock rods.
  9. Install the door water deflector. Refer to Door Water Deflector Replacement.
  10. Connect the negative battery cable.