Liftgate Window Glass: Service and Repair

Liftgate Window Glass
This is a "Trustmark Authoring Standards (TAS) Repair Procedure"
- TAS style procedures can be identified by steps that have no accompanying step text and the magenta color of the electrical connectors and fasteners such as nuts, bolts, clamps or clips.
- TAS removal and installation procedures use a sequence of color illustrations to indicate the order to be followed when removing/disassembling or installing/assembling a component.
- Many of the TAS procedures will have the installation information within the removal steps.
- The TAS color illustrations use a variety of symbols to indicate important details of the procedures. It is important to understand these symbols in order to properly used the TAS procedures.
Refer to How to Use TAS Procedures and TAS Symbol Glossary at Vehicle | Description and Operation for additional information on these TAS procedures.
For additional information, refer to How to Use TAS Procedures How to Use TAS Procedures

Removal
1 Remove the rear window wiper motor.
For additional information, refer to Rear Window Wiper Motor Service and Repair




2 Disconnect the heated rear window electrical connectors.




3 Feed the glazing cutting wire around the glass.

WARNING: Wear safety goggles and protective gloves.

CAUTION: Protect the surrounding paintwork to avoid damage.
4 Use the glazing cutting wire to cut the sealant.

Installation
1 Apply etch primer to any bare metal.
2 Apply primer over the etch primer.
3 Apply glass primer to the sealant face on the liftgate window glass and allow to cure.
4 Apply activator over the old sealant on the liftgate window glass and allow to cure.
Fit a pre-cut nozzle to the sealer cartridge, remove the lid, shake out the crystals and fit the cartridge to the applicator gun.
Modify the nozzle to achieve a bead section in the shape of a right angle triangle with a
base of 8 mm and a vertical height of 12 mm.




5 Apply a continuous bead of sealant to the glass.
With assistance, install the window glass.
Lightly press the window glass to seat the sealer.
Secure the rear quarter window glass in position using tape.
6 Test the sealer for leaks, apply additional sealer if necessary. If water is used, allow sealer to dry before testing. Spray water around the glass and check for leaks. Mark any area that leaks. Dry the glass and sealer then apply additional sealer.
7 Connect
the heated rear window electrical connectors.
8 Install the rear window wiper motor.
For additional information, refer to Rear Window Wiper Motor Service and Repair