Liftgate Window Glass: Service and Repair

Liftgate Window Glass

Removal

NOTE:
The following equipment is required: Cutting wire and handles. Reciprocating cutting knife. Glazing knife. Windshield glass replacement kit. Sealant applicator. Suction cups. Felt covered table or a felt covered glazing support stand.
1 Remove the rear window wiper pivot arm. For additional information, refer to Rear Window Wiper Pivot Arm Service and Repair
2 Remove the liftgate lower trim panel. For additional information, refer to Liftgate Lower Trim Panel Liftgate Lower Trim Panel
3 Remove the liftgate LH and RH inner side trim panels.
4 Remove the liftgate window glass outer finisher trim panel.




5 Disconnect the 3 electrical connectors from the liftgate window glass.
6 Apply protection to the exterior paintwork, adjacent to the liftgate window glass.




7 Using a glazing knife, cut through the lower edge of the liftgate window glass sealant from the inside.
- Do not use the oscillating type of glazing knife, as the Liftgate window glass is very close to the liftgate.
8 Cut through the remaining top and sides of the liftgate window glass sealant, using the cutting wire method as required.
- Use of a reciprocating flat blade glazing knife is permissible.
9
CAUTION: Lay the glass on felt covered supports. Do not stand on edge as this can cause chips which subsequently develop into cracks.
With assistance, remove the liftgate window glass.
- Attach suction cups to aid liftgate window glass removal.





10 Remove the 2 liftgate window glass support blocks from the liftgate.

11 Remove the liftgate window glass sealant from the liftgate.
- Make sure when the sealant has been removed that the finished surface is clean and smooth.

12 Remove liftgate window glass sealant from the liftgate window glass.
- Make sure when the sealant has been removed, that the surface is clean and smooth and without damage to the obscuration band.

Installation
1 Install the finisher trim to the liftgate window glass.
2 Install the liftgate window glass support blocks to the liftgate.




3 With assistance, install the liftgate window glass and centralize in the liftgate aperture.
- Use masking tape to establish reference marks and to aid as an alignment guide.
- Attach suction cups to aid alignment and install.
4 With assistance, remove the liftgate window glass and place on the felt covered supports.
5 Using the recommended solvent, clean the sealant mating faces of the liftgate and the liftgate window glass.
6 Apply etch primer to any liftgate bare metal.
7 Apply primer over the previously applied etch primer.
8 Apply glass primer to the sealant mating face of the liftgate window glass and allow to cure.
9 Apply activator over the old sealant on the liftgate and allow to cure.

10 Install the pre-cut nozzle to sealant cartridge and remove the lid and shake out the crystals, followed by installing the cartridge to the applicator tool.
- If necessary, modify the nozzle to achieve the required bead section.





11 Apply a continuous bead of sealant to the liftgate window glass as shown.

12 With assistance, install and align the liftgate window glass.
- Lightly press the liftgate window glass to seat the sealant.

13 Remove the masking tape and exterior paintwork protection.

14 Connect the liftgate window glass electrical connectors.

15 Test the liftgate window glass sealant for leaks.
- If water is used as a means for the leak check, then allow sealant to dry before testing.
- Spray water around the liftgate window glass, mark any area that leaks. Dry the liftgate window glass and sealant before applying additional sealant.

16 Install the liftgate LH and RH inner side trim panels.

17 Install the liftgate lower trim panel. For additional information, refer to Liftgate Lower Trim Panel Liftgate Lower Trim Panel

18 Install the rear window wiper pivot arm. For additional information, refer to Rear Window Wiper Pivot Arm Service and Repair