Body - Front/Rear Door Glass Binds/Tips/Inoperative
NUMBER: 23-002-11GROUP: Body
DATE: January 11,2011
SUBJECT:
Front Or Rear Window Bind, Stick, Tip's or Is Inoperative
OVERVIEW:
This bulletin involves inspecting the window regulator to determine why the window is not functioning properly. A service kit is now available if the lift plate is the cause.
MODELS:
2002-2006 KJ Liberty
2002-2006 KJ Cherokee (International)
NOTE:
This Bulletin applies to vehicles built up to March 15, 2006 (MDH 0315XX) OR if a 2006 or 2007 vehicle has had an alternate window regulator installed with a different glass attachment (Pin on Glass). They may be marked with a sticker on the inner door to identify this change. These alternate regulators require the "pin on glass" attachment style service kit also.
SYMPTOM/CONDITION:
Some customers may experience a front or rear door window that exhibits a binding, sticking, tipping forward, chattering or a window that is inoperative.
DIAGNOSIS:
If the customer experiences the symptom/condition, proceed to the repair procedure.
PARTS REQUIRED:
NOTE:
Very few vehicles will require the regulator to be replaced. Most issues are related to lift plate breakage. These vehicles can be repaired by installing the lift plate kit.
NOTE:
Some 2006 MY or 2007 MY Jeep Liberties may have an alternate window regulator installed with a different glass attachment. They may be marked with a sticker on the inner door to identify this change. These regulators require the "pin on glass" attachment style service kit (2002-2005 MY type).
REPAIR PROCEDURE:
1. 1. Following the procedures in DealerCONNECT > TechCONNECT under: Service Info > 23 - Body > Door > Panel, Door Trim, remove the door panel to inspect the cause of the inoperative window.
2. Is the window concern related to the Window motor, the cable tube, attachment bracket or is the regulator rail damaged?
a. No >>> Proceed to Step #3 to repair the lift plate attachment.
b. Yes >>> STOP, this bulletin does not apply. The window regulator will need to be replaced by following the procedures in DealerCONNECT > TechCONNECT under: Service Info > 23 - Body > Door > Regulator, Window, remove/install.
3. Following the procedures in DealerCONNECT > TechCONNECT under: Service Info > 23 - Body > Door > Regulator, Window, remove the window regulator from the affected door(s).
4. With the regulator on the bench, inspect the window regulator plastic cable tube. It cannot be broken for the installation of the lift plate attachment repair. If it is found to be broken, proceed to Step # 2 to replace the regulator.
5. Use the 8 inch adjustable wrench to bend down lower Rail Bracket Tab 900 (Fig 1).
6. Remove and save the small black plastic bumper located in the end of the rail (Fig 2).
7. Remove the three # 20 Torx screws securing the motor and bracket to the regulator drum. Keep the motor and bracket together for reassembly (Fig 3).
8. Remove the original lift plate and cable from the regulator and discard (Fig 4).
NOTE:
If the cable is stuck in the drum housing. Push the cable forward to dislodge any debris or plastic chips that may be on the end of the cable in the drum pocket. Unscrew the cable counter clock wise if necessary to free up the chip or debris.
9. Clean the old grease, chips and debris in the Motor Drum Pocket and in the Rail cable groove with a shop rag (Fig 5).
10. Verify that the motor functions at the vehicle door connector.
11. Apply the supplied Grease in the following manner. (Fig 6) (Fig 7)
a. 1/4 packet into the Motor Drum Pocket.
b. 1/4 packet along the Rail contact locations.
c. 1/2 packet onto a paper towel and pull the cable through the grease.
12. Install the new lift plate cable assembly into the rail about 1/3 the way up the rail.
13. Install the motor and mounting bracket back onto the window regulator. Align the drum housing pilots with the motor bracket and motor (Fig 3).
14. Hand torque the screws to 2.5 Nm (22 in lbs).
15. Install the small black plastic bumper in the end of the rail.
16. Carefully bend the tab back up in its original location with the adjustable wrench. A hammer can be used to carefully tap the Bracket Tab into its final closed position. (Fig 8).
17. Reinstall the rebuilt window regulator back into the door. Torque the retaining bolts to 9 NM (80 in lbs).
NOTE:
Confirm that the door glass pins are fully seated onto the lift plate clips.
18. Verify the operation of the window before installing the door panel.
19. Complete the reassembly of the inner door panel and related components.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
FAILURE CODE:
Disclaimer:
This bulletin is supplied as technical information only and is not an authorization for repair.