GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the rear door side trim panel. Refer to Rear Side Door Trim Panel Replacement .
  2. Remove the rubber ring.

  3. Object Number: 1937557  Size: LF
  4. Remove water vapor barrier.
  5. Disconnect the lock catch wiring harness plug.
  6. Remove the retainer and disconnect the wiring harness plug.


    Object Number: 1941194  Size: SH
  7. Remove the fastening pins between the door handle and lock.
  8. Remove the plastic retainer and release the fastening pins.


    Object Number: 1941196  Size: SH
  9. Remove the lock.
  10. Remove the 3 bolts.


    Object Number: 1941193  Size: SH
  11. Remove the cable from the rear door inner door actuation.
  12. Disconnect the cable from the bracket and take out of lock.

Installation Procedure

  1. Install the cable to the inner door actuation.
  2. Push the cable back into the lock and install into bracket.

    Notice: Refer to Fastener Notice in the Preface section.

  3. Install the rear door lock.
  4. Tighten
    Tighten the 3 bolts to 8 N·m (70 lb in).

  5. Connect the lock catch wiring harness plug.
  6. Connect and latch the wiring harness plug.

  7. Refasten the fastening pins between the door handle and lock.
  8. Install the fastening pins and install the plastic retainer.

    Important: Damaged water vapor barrier must be replaced.

  9. Install water vapor barrier.
  10. • Apply adhesive tape to the door frame according to the shaded areas shown.
    • Cut foil to size.
    • Provide cut-outs for the inside handle with bearing supports and, if available, manual window actuation.
    • Install the water vapor barrier without creases.
  11. Install the rubber ring.
  12. Install the rear side door trim. Refer to Rear Side Door Trim Panel Replacement .