GM Service Manual Online
For 1990-2009 cars only

Rear Door Lock Replacement 2 Door

Removal Procedure


    Object Number: 473522  Size: SH
  1. Remove the endgate trim panel seal. Refer to Water Deflector Replacement .
  2. Open the endgate lock cylinder control rod retainer (3).
  3. Remove the endgate lock cylinder control rod (4) from the endgate lock cylinder (2).

  4. Object Number: 473520  Size: SH
  5. Open the endgate lock cylinder control rod retainer (2).
  6. Remove the endgate lock cylinder control rod (1) from the endgate lock (3).

  7. Object Number: 473525  Size: SH
  8. Remove the 3 screws which secure the endgate lock (1).
  9. Remove the endgate lock (1) from the endgate panel (2).

Installation Procedure


    Object Number: 473525  Size: SH
  1. Install the endgate lock (1) to the endgate panel (2). Secure the lock with the 3 screws.

  2. Object Number: 473520  Size: SH
  3. Install the endgate lock cylinder control rod (1) to the endgate lock (3). Secure the rod by closing the endgate lock cylinder control rod retainer (2).

  4. Object Number: 473522  Size: SH
  5. Install the endgate lock cylinder control rod (4) to the endgate lock cylinder (2). Secure the rod by closing the endgate lock cylinder control rod retainer (3).
  6. Install the endgate trim panel seal. Refer to Water Deflector Replacement .

Rear Door Lock Replacement 4 Door - With Power Locks

Removal Procedure


    Object Number: 473522  Size: SH
  1. Remove the rear door trim panel seal. Refer to Water Deflector Replacement .
  2. Open the rear door lock cylinder control rod retainer (3).
  3. Remove the rear door lock cylinder control rod (4) from the rear door lock cylinder (2).

  4. Object Number: 473520  Size: SH
  5. Open the rear door lock cylinder control rod retainer (2).
  6. Remove the rear door lock cylinder control rod (1) from the rear door lock (3).

  7. Object Number: 473525  Size: SH
  8. Disconnect the rear door lock electrical connector.
  9. Remove the 4 screws which secure the rear door lock (1).
  10. Remove the rear door lock (1) from the rear door (2).

Installation Procedure


    Object Number: 473525  Size: SH
  1. Install the rear door lock (1) to the rear door (2). Secure the lock with the 4 screws.
  2. Connect the rear door lock electrical connector.

  3. Object Number: 473520  Size: SH
  4. Install the rear door lock cylinder control rod (1) to the rear door lock (3). Secure the rod by closing the rear door lock cylinder control rod retainer (2).

  5. Object Number: 473522  Size: SH
  6. Install the rear door lock cylinder control rod (4) to the rear door lock cylinder (2). Secure the rod by closing the rear door lock cylinder control rod retainer (3).
  7. Install the rear door trim panel seal. Refer to Water Deflector Replacement .

Rear Door Lock Replacement 4 Door - Without Power Locks

Removal Procedure


    Object Number: 473522  Size: SH
  1. Remove the rear door trim panel seal. Refer to Water Deflector Replacement .
  2. Open the rear door lock cylinder control rod retainer (3).
  3. Remove the rear door lock cylinder control rod (4) from the rear door lock cylinder (2).

  4. Object Number: 473520  Size: SH
  5. Open the rear door lock cylinder control rod retainer (2).
  6. Remove the rear door lock cylinder control rod (1) from the rear door lock (3).

  7. Object Number: 473525  Size: SH
  8. Remove the 3 screws which secure the rear door lock (1).
  9. Remove the rear door lock (1) from the rear door (2).

Installation Procedure


    Object Number: 473525  Size: SH
  1. Install the rear door lock (1) to the rear door (2). Secure the lock with the 3 screws.

  2. Object Number: 473520  Size: SH
  3. Install the rear door lock cylinder control rod (1) to the rear door lock (3). Secure the rod by closing the rear door lock cylinder control rod retainer (2).

  4. Object Number: 473522  Size: SH
  5. Install the rear door lock cylinder control rod (4) to the rear door lock cylinder (2). Secure the rod by closing the rear door lock cylinder control rod retainer (3).
  6. Install the rear door trim panel seal. Refer to Water Deflector Replacement .