GM Service Manual Online
For 1990-2009 cars only

Door Striker Replacement Front Door

Removal Procedure

The door striker bolts are special bolts and a washer mounted on the door opening's rear pillar. The bolts pass through a hole into a threaded plate behind the pillar. The lock cam, or arm, of the locking mechanism engages and snaps around the striker bolt. In this position, the locking mechanism secures the cab door.

The striker bolt position is not adjustable.

Tools Required

J 29843-9 TORX®  Bit (Bit Size T47)


    Object Number: 277768  Size: SH
  1. Mark the position of the striker bolt spacer on the door pillar.
  2. Using the J 29843-9 or a similar tool, remove the striker bolts.

Installation Procedure


    Object Number: 277768  Size: SH
  1. Install the striker bolts into the door pillar retaining plate.
  2. Align the striker bolt spacer with the mark made during the removal.
  3. 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.

  4. Using the J 29843-9 or a similar tool, hold the spacer in position.
  5. Tighten
    Tighten the striker bolt to 63 N·m (46 lb ft).

Door Striker Replacement Rear Door

Removal Procedure

The door striker bolts are special bolts and a washer mounted on the door opening's rear pillar. The bolts pass through a hole into a threaded plate behind the pillar. The lock cam, or arm, of the locking mechanism engages and snaps around the striker bolt. In this position, the locking mechanism secures the cab door.

The striker bolt position is not adjustable.

Tools Required

J 29843-9 TORX®   Bit (Bit Size  T47)


    Object Number: 277818  Size: SH
  1. Mark the position of the striker bolt spacer on the door pillar.
  2. Using the J 29843-9 or a similar tool, remove the striker bolts.

Installation Procedure


    Object Number: 277818  Size: SH
  1. Install the striker bolts into the door pillar retaining plate.
  2. Align the striker bolt spacer with the mark made during the removal.
  3. 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.

  4. Using the J 29843-9 or a similar tool, hold the spacer in position.
  5. Tighten
    Tighten the striker bolt to 28 N·m (21 lb ft).