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Wipers/Washers - Wipers Inop. or Work On One Speed Only

XL7

Section Title: Body, Cab & Accessories
TSB No. TS 29 09127

Division: Automotive
Category: Technical

SUBJECT:
WINDSHIELD WIPERS WORK ON ONE SPEED ONLY OR CONTROLS
ON TURN SIGNAL / MULTIFUNCTION LEVER ARE INOPERATIVE

MODEL(S):
XL7 (JC636)

YEAR:
2007

CONDITION:
The windshield wipers work on only one speed or controls on turn signal/ multifunction lever are inoperative.

CAUSE:
The wiper motor may be inducing a voltage spike that causes an internal failure in the Body Control Module (BCM).

CORRECTION:
If the windshield wipers work on only one speed or controls on turn signal/multifunction lever are inoperative replace the windshield wiper motor and the BCM as a set. Refer to the service manual for BCM replacement BCM setup and windshield wiper motor replacement procedure.





PART(S) INFORMATION:





REQUIRED TOOLS AND SOFTWARE:





WARRANTY CLAIM INFORMATION: