KENWORTH C500 1989: VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES

Make : KENWORTH Model : C500 Year : 1989
Build Dates : 1988-05-01 - 1990-08-01
NHTSA CAMPAIGN ID Number : 91V090000
Date Owner's Notified: 1991-09-30 Date Received by ODI: 1991-06-10 Date Added to Database: 1991-06-20
Manufacturers Involved: PACCAR Incorporated
Manufacturer's Responsible for the Recall:
Manufacturer Campaign Number:
Component: VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES
Potential Number Of Units Affected : 15000
Summary:
      SPRAGUE WIPER ASSEMBLY PIVOT CAN SEIZE DUE TO GALVANIC CORROSION BETWEEN THE ZINC-PLATED STEEL SHAFT AND THE BRONZE BUSHINGS.
Consequence:
      THIS CORROSION CAN CAUSE WIPER ARM/BLADE ASSEMBLY TO STOPWIPING WINDSHIELD, THIS COULD AFFECT DRIVER VISIBILITY AND RESULT IN ANACCIDENT.
Remedy:
      REPLACE SPRAGUE WIPER ASSEMBLY PIVOT WITH AN ASSEMBLY NOT SUSCEPTIBLE TO GALVANIC CORROSION.
Report Initiator: MFR V Report
Regulation Part Number: Federal Motor Vehicle Safety Standard Number:
Notes:
      SYSTEM: WIPER ASSEMBLY PIVOT.VEEHICLE DESCRIPTION: HEAVY TRUCKS EQUIPPED WITH SPRAGUE WIPER ASSEMBLY PIVOT.