Wiper motor

FRONT

(1) Disconnect and isolate the battery negative cable.

(2) Remove the wiper arms from the wiper pivots.

See Wiper Arm in the Removal and Installation section of this group for the procedures.

(3) Remove the weatherstrip along the front edge of the cowl plenum cover/grille panel and the cowl plenum panel (Fig. 11).

Fig. 11 Cowl Plenum Cover/Grille Panel Weatherstrip

1 - COWL GRILLE

2 - WEATHERSTRIP

(4) Remove the four plastic nuts that secure the cowl plenum cover/grille panel to the studs on the cowl top panel near the base of the windshield (Fig. 12).

(5) Remove the one plastic rivet that secures the front corner on each side of the cowl plenum cover/ grille panel to the cowl plenum panel.

(6) Remove the one plastic push-in retainer that secures the rear corner on each side of the cowl plenum cover/grille panel to the windshield reveal moulding.

(7) Unsnap the slotted center hole on each side of the cowl plenum cover/grille panel from the adhesivebacked snap fastener. This fastener is secured to the top of each cowl side panel with an adhesive backing, and should not be removed during cowl plenum cover/ grille panel removal.

(8) Lift the cowl plenum cover/grille panel from the cowl top far enough to access the windshield washer nozzle and vacuum plumbing near the right end of the cowl plenum.

(9) Disconnect the windshield washer supply hose at the in-line connector.

(10) Disconnect the vacuum supply hose from the vacuum reservoir, which is secured to the underside of the right end of the cowl plenum cover/grille panel (Fig. 13).

Fig. 12 Cowl Plenum Cover/Grille Panel Remove/Install

1 - PLASTIC RIVET (2)

2 - PLASTIC NUT (4)

3 - PUSH-IN PLASTIC RETAINER (2)

4 - STUD (4)

5 - COWL PLENUM COVER/GRILLE PANEL

Fig. 13 Vacuum Reservoir

1 - VACUUM SUPPLY CONNECTOR

2 - COWL PLENUM COVER/GRILLE PANEL

3 - VACUUM RESERVOIR

4 - SCREWS

(11) Remove the cowl plenum cover/grille panel from the vehicle and set it aside.

(12) Remove the four screws that secure the wiper module to the cowl plenum panel (Fig. 14).

(13) Move the wiper module as required to access the wiper motor wire harness connector.

(14) Unplug the wiper motor wire harness connector from the wiper motor.

(15) Remove the wiper module from the cowl plenum.

(16) Reverse the removal procedures to install. Be certain that the washer nozzle hoses are correctly routed and installed in the retainers on the underside of the cowl plenum cover/grille panel. Tighten the mounting screws to 8 N*m (72 in. lbs.).

REAR

(1) Disconnect and isolate the battery negative cable.

(2) From the outside of the liftgate, remove the rear wiper arm from the rear wiper motor output shaft. See Wiper Arm in the Removal and Installation section of this group for the procedures.

(3) Use a door trim panel removal tool to gently pry at the base of the nut cover where it meets the wiper motor output shaft bezel and grommet on the outer liftgate panel until it unsnaps from the rear wiper motor output shaft (Fig. 15). Be certain to use proper caution to protect the outer liftgate panel and its paint finish from damage during this procedure.

Fig. 14 Wiper Module Remove/Install

1 - WIPER MODULE

2 - SCREWS

3 - CONNECTOR

Fig. 15 Rear Wiper Motor Remove/Install

1 - BEZEL AND GROMMET

2 - NUT

3 - NUT COVER

4 - LIFTGATE INNER PANEL

5 - REAR WIPER MOTOR

6 - WIRE HARNESS CONNECTOR

7 - SCREW

(4) Remove the nut that secures the rear wiper motor output shaft to the outer liftgate panel.

(5) Pull the bezel and grommet off of the rear wiper motor output shaft.

(6) Remove the liftgate trim panel from the liftgate.

Refer to Group 23 - Body for the procedures.

(7) Unplug the rear wiper motor wire harness connector.

(8) While supporting the wiper motor with a free hand, remove the two screws that secure the rear wiper motor mounting bracket to the liftgate inner panel.

(9) Remove the rear wiper motor and mounting bracket from the liftgate as a unit.

(10) When reinstalling the rear wiper motor to the liftgate, first position the motor and bracket to the liftgate inner panel and secure it by loosely installing the mounting screws.

(11) From the outside of the liftgate, center the rear wiper motor output shaft in the liftgate outer panel mounting hole and secure it with the shaft retaining nut. Tighten the nut to 4.8 N*m (43 in.

lbs.).

(12) Reverse the remaining removal procedures to complete the installation. Tighten the rear wiper motor mounting bracket screws to 8.1 N*m (72 in.

lbs.).