Rear Seat Back Cushion Cover and Pad Replacement TrailBlazer, Envoy, Bravada
                    
Removal Procedure
- Remove the seat back from the vehicle. Refer to 
Rear Seat Number 1 Back Replacement 
 .
 
- Remove the seat belt buckle bracket, on the right side only. 
 
- Remove the seat belt anchor bolt from the bracket.
 
- Release the seat belt bezel from the seat back by pressing in the buttons (1)
on the plastic retainers. 
 
- Remove the seat belt bezel by sliding it off the seat belt.
 
- Remove the head restraints. Refer to 
Rear Seat Head Restraint Replacement 
 .
 
- Remove the release latch knob.
 
- Remove the screw that retains the seat back latch release bezel to the seat
back.
 
- Release the J-strips on the bottom of the seat back frame.
 
- Release the hook and loop retaining strips at the bottom of the seat back.
 
- Remove 3 push-pins from the bottom of the seat back.
 
Important: Ensure that the hook and loop retaining strips
remain attached to the seat back pad.
- Release the cover from the hook and loop retaining strips on the front of the
seat back pad.
 
- Remove the 6 push-pins from the seat back.
 
- Remove the cover and pad from the seat back.
 
- Release the 3 hog-rings from the reinforcement bar.
 
- Remove the seat cover from the pad.
 
Installation Procedure
- Install the seat back pad to the seat back frame.
 
- Install the 6 push-pins that retain the seat back pad to the seat back frame.
 
- Partially install the seat cover.
 
- Install the 3 hog-rings to the reinforcement bar.
 
- Install the seat cover the remainder of the way.
 
- Engage the seat cover to the hook and loop retaining strips on the seat back
pad.
 
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.
- Install the screw that retains the rear seat back release latch bezel to the
rear seat back.
 
Tighten
Tighten the rear seat back release latch bezel screw
to 3 N·m (26 lb in).
- Install the 3 push-pins at the bottom of the rear seat back.
 
- Engage the hook and loop retaining strips at the bottom of the rear seat
back.
 
- Starting at either corner, engage the J-strips at the bottom of the rear
seat back.
 
- Install the head restraints. Refer to 
Rear Seat Head Restraint Replacement 
 .
 
- Install the seat belt bezel to the rear seat back with the plastic retainers
(2).
 
- Install the rear seat belt anchor bolt into the seat belt buckle bracket.
 
Tighten
Tighten the rear seat belt anchor bolt to 55 N·m
(41 lb ft).
- Install the seat belt buckle bracket, on the right side only. 
 
- Install the seat back into the vehicle. Refer to 
Rear Seat Number 1 Back Replacement 
 .
 
                            Rear Seat Back Cushion Cover and Pad Replacement Trailblazer EXT, Envoy XL
                    
Removal Procedure
- Remove the head restraint. Refer to
Rear Seat Head Restraint Replacement 
.
 
- Press in the buttons (1)   on the plastic  retainers.
 
- Remove the seat belt bezel from the top of the seat back by removing    the plastic retainers and sliding the bezel off of the seat belt.
 
- Remove the three screws securing the inboard   rear seat back hinge cover.
 
- Remove the rear seat belt anchor nut (2).
 
- Unhook the J-strips (2) from the bottom  of the   seat back cover (1).
 
- Remove the two push pins (1) from each  side   of the seat back.
 
- Pull the seat cover forward through the opening between the seat    cushion and the seat back.
 
- Release the hook and loop fasteners (2,  3) securing   the cover to the pad.
 
- Remove the three hog rings (1) securing the cover to the pad.
 
- Remove the head restraint guides by squeezing    the retaining tabs (1) located at the bottom of the guides together.
 
- Remove the seat back cover and pad. The pad may be glued to the    frame in places from the initial set assembly process.
 
Installation Procedure
- Position the seat back cover and pad on the seat back frame.
 
- Install the head restraint   guides by   pushing them through the cover into the frame until the locking   tabs snap   into place. The guide with the locking tab (1) installs on the   right hand   side of the seat.
 
- Install the  three hog rings (1) securing  the   cover to the pad.
 
- Pull the cover down over the pad ensuring that the hook and loop    fasteners (2, 3) are pressed together.
 
- Pull the seat cover back through the opening between the seat    cushion and the seat back.
 
- Install the cover side flaps to the frame  with   the two push pins (1) from each side of the seat back.
 
- Install the J-strips (2) on the bottom of the  seat back cover (1).
 
Notice: Refer to Fastener Notice in the Preface section.
- Install the rear seat  belt (1) to the seat with  the rear seat  belt anchor nut (2).
 
Tighten
Tighten the rear seat belt anchor nut to 55 N·m (41 lb ft).
- Install the inboard rear seat back hinge cover  with three screws.
 
Tighten
Tighten the rear seat back hinge cover screws to 2 N·m (18 lb in).
- Install the seat belt   bezel to the rear  seat back with the plastic retainers (2).
 
- Install the head restraint assembly. Refer to 
Rear Seat Head Restraint Replacement 
.