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Wiper Switch: Customer Interest
Windshield Wiper - Phantom Wipe

GMC NUMBER:

90-8C-38(A)

GROUP:

8C Instrument Panel and Gages

DATE:

June, 1990

CORPORATE
NUMBER:

968302R

SUBJECT:

WINDSHIELD WIPER PHANTOM WIPE

MODELS:

1985-90 S/T TRUCK AND M/L VANS W/CD4 (Windshield Pulse Wiper System)

THIS BULLETIN CANCELS AND REPLACES GMC TRUCK SERVICE BULLETIN 90-8C-38 (CORPORATE NUMBER 968302), TO UPDATE
THE LABOR TIMES. ALL COPIES OF 90-8C-38 SHOULD BE DISCARDED.
Some 1985-1990 M/L vans and S/T model trucks may exhibit intermittent phantom wipe - occasional wiper sweep of the windshield with no driver
input. A new steering column wiper switch has been developed with an internal resistor to correct this condition.

The following parts can be installed to repair intermittent phantom wipe. They will service subject M/L vans and S/T trucks.
SERVICE PARTS INFORMATION

Part Number

Description

26020403

Switch (Standard)

26020404

Switch (Tilt Wheel)

Parts are currently available through GMSPO.

WARRANTY INFORMATION For vehicles repaired under warranty use:

Labor

Models

Labor Time    

Labor Time

Operation

(Standard)      (

Tilt Wheel)

N2610

S/T M/L

1.2 hrs

1.0 hrs

Wiper and Washer Systems > Sensors and Switches - Wiper and Washer Systems > Wiper Switch > Component Information > Technical Service Bulletins > Customer Interest for Wiper Switch: > 908C38A > Jun > 90 > Windshield Wiper - Phantom Wipe

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