Wiper Motor: Service and Repair

REMOVAL
Front
1. Disconnect and isolate the battery negative cable.
2. Remove the wiper arms as described.

Cowl Plenum Cover/Grille Panel Remove/Install:

3. Remove the eight screws that secure the cowl plenum cover/grille panel and screen to the cowl top panel.
4. Lift the cowl plenum cover/grille panel and screen from the vehicle far enough to access the windshield washer plumbing. Use care so as not to damage the paint around the pivot openings of the panel.
5. Disconnect the windshield washer supply hose and the passenger side washer nozzle hose from the washer nozzle hose tee fitting.
6. Remove the cowl plenum cover/grille panel and screen from the vehicle.
7. Reach into the cowl plenum and unplug the wiper motor wire harness connector.

Wiper Linkage Module Remove/Install:

8. Open the hood and remove the two nuts that secure the studs of the wiper module mounting bracket and grommet to the cowl plenum panel.
9. Remove the four screws near the wiper pivots that secure the wiper module to the cowl plenum panel.
10. Remove the wiper module from the cowl plenum as a unit.
11. Remove the three screws that secure the wiper motor to the wiper linkage module and remove the motor.
12. Reverse the removal procedures to install. Tighten the mounting hardware as follows:
- Wiper motor mounting screws - 4 Nm (35 in lb)
- Wiper module mounting screws - 6 Nm (50 in lb)
- Wiper module mounting bracket nuts - 6 Nm (50 in lb).

Rear
1. Disconnect and isolate the battery negative cable.
2. From the outside of the liftgate glass, remove the rear wiper arm as described.

Rear Wiper Motor Remove/Install:

3. Remove the motor output shaft retaining nut
4. Pull the bezel and seal away from the liftgate far enough to access the washer supply hose.
5. Disconnect the washer supply hose from the internal nipple on the bezel.
6. Remove the bezel and seal from the motor output shaft.
7. Open the liftgate.

Liftgate Trim Panel Remove/Install:

8. Using a trim stick or another suitable wide flat-bladed tool, gently pry the two screw cover plugs out of the liftgate assist handle.
9. Remove the two screws that secure the liftgate assist handle to the liftgate inner panel.
10. Remove the eight screws that secure the lift-gate trim panel to the liftgate inner panel on both sides and above the liftgate glass.
11. Using a trim stick or another suitable wide flat-bladed tool, gently pry the lower edges of the trim panel away from the liftgate inner panel around the perimeter to release the trim panel retainers.

NOTE: To aid in the removal of the trim panel, start at the bottom of the panel.

12. Remove the liftgate trim panel from the vehicle.
13. Unplug the rear wiper motor wire harness connector.
14. Remove the two screws that secure the rear wiper motor mounting bracket to the liftgate inner panel.
15. Remove the rear wiper motor and mounting bracket from the liftgate as a unit.
16. Reverse the removal procedures to install. Tighten the mounting hardware as follows:
- Rear wiper motor mounting bracket screws - 5 Nm (45 in lb)
- Rear wiper motor output shaft retaining nut - 3 Nm (27 in lb).