GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Astro - 2WD 🢒 Body and Accessories 🢒 Doors 🢒 Sliding Door Lock Replacement

Removal Procedure
  1. Remove the trim panel. Refer to Door Trim Panel Replacement .
  2. Remove the water deflector. Refer to Rear Side Door Water Deflector Replacement .
  3. Remove the upper access cover, if equipped.

    4. Object Number: 324176 Size: SH
  4. Remove the lock rods (1) from the lock assembly (1 and 3).

    5. Object Number: 324177 Size: SH
  5. Disconnect the electrical connector from the lock (5).
  6. Remove the lock bolts (1).

    7. Object Number: 324178 Size: SH
  7. Remove the lock from the door (2).

Installation Procedure

    Object Number: 324178 Size: SH
  1. Install the lock to the door (2).

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the lock bolts (1).

    3. Tighten
    Tighten the lock bolts to 9 N·m (80 lb in).


    Object Number: 324177 Size: SH
  3. Connect the electrical connector (5) to the lock.

    4. Object Number: 324176 Size: SH
  4. Install the lock rods (1 and 3).
  5. Install the upper access cover, if equipped.
  6. Install the water deflector. Refer to Rear Side Door Water Deflector Replacement .
  7. Install the trim panel. Refer to Sliding Rear Side Door Trim Panel Replacement .