GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Envoy - 2WD 🢒 Body and Accessories 🢒 Lighting Systems 🢒 Liftgate Latch Replacement

Removal Procedure
  1. Remove the liftgate window garnish molding. Refer to Rear Window Garnish Molding Replacement in Interior Trim.
  2. Remove the liftgate trim panel. Refer to Liftgate Trim Panel Replacement .

    3. Object Number: 721381 Size: SH
  3. Disconnect the outside handle rod from the bellcrank.

    4. Object Number: 721388 Size: SH
  4. Disconnect the bellcrank rod from the latch/lock assembly.
  5. Remove the screws that retain the bellcrank to the latch/lock.
  6. Remove the bellcrank from the latch/lock.

    7. Object Number: 721383 Size: SH
  7. Disconnect the electrical connector from the latch assembly.
  8. Disconnect the lock cylinder bellcrank rod (1) from the latch assembly.
  9. Remove the screws that retain the latch/lock assembly to the liftgate.
  10. Remove the latch/lock assembly from the liftgate.

Installation Procedure

    Object Number: 721383 Size: SH
  1. Position the latch/lock assembly to the liftgate.

    2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  2. Install the screws that retain the latch/lock assembly to the liftgate.

    3. Tighten
    Tighten the screws to 10 N·m (89 lb in).

  3. Connect the lock cylinder bellcrank rod (1) to the latch/lock assembly.
  4. Connect the electrical connector to the latch/lock assembly.

    5. Object Number: 721388 Size: SH
  5. Position the bellcrank to the latch/lock assembly.
  6. Install the screws that retain the bellcrank to the latch/lock assembly.

    7. Tighten
    Tighten the screws to 0.7 N·m (6 lb in).

  7. Connect the bellcrank rod to the latch/lock assembly.

    8. Object Number: 721381 Size: SH
  8. Connect the outside handle rod to the bellcrank.
  9. Install the liftgate trim panel. Refer to Liftgate Trim Panel Replacement .
  10. Install the liftgate window garnish molding. Refer to Rear Window Garnish Molding Replacement in Interior Trim.