Wiper Motor: Service and Repair

REMOVAL
Front
1. Disconnect and isolate the battery negative cable.
2. Remove the wiper arms from the wiper pivots. See Wiper Arm.

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. Carefully 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 supply 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.
8. Open and support the hood

Wiper Linkage Module Remove/Install:

9. Remove the two nuts that secure the studs of the wiper module mounting bracket and reinforcement to the dash panel.
10. Remove the four screws near the wiper pivots that secure the wiper module to the cowl plenum panel.
11. Remove the wiper module from the cowl plenum as a unit.
12. Reverse the removal procedures to install. Tighten the mounting hardware as follows:
- Wiper module mounting screws - 6 N.m (50 in. lbs.)
- Wiper module mounting bracket and reinforcement nuts - 6 N.m (50 in. lbs.).

Rear
1. Disconnect and isolate the battery negative cable.
2. From the outside of the liftgate glass, remove the rear wiper arm from the rear wiper motor output shaft. See Wiper Arm.

Rear Wiper Motor Remove/Install:

3. From the outside of the liftgate, remove the rear wiper motor output shaft nut.
4. Pull the rear wiper motor output shaft bezel and rubber gasket 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 rubber gasket from the motor output shaft.
7. Remove the liftgate trim panel from the liftgate.
8. Unplug the rear wiper motor wire harness connector.
9. Remove the two screws that secure the rear wiper motor mounting bracket to the liftgate inner panel.
10. Remove the rear wiper motor and mounting bracket from the liftgate as a unit.
11. Reverse the removal procedures to install. Tighten the mounting hardware as follows:
- Rear wiper motor mounting bracket screws - 5 N.m (45 in.lbs.)
- Rear wiper motor output shaft retaining nut - 3 N.m (27 in. lbs.).