1989 KENWORTH C500 Recall

Campaign:
91V090000 on 06/19/1991
Component:
Visibility:windshield wiper/washer:linkages
Manufactured:
04/30/1988 - 07/31/1990
Affected:
15,000
Defect:
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.
Correction:
Replace sprague wiper assembly pivot with an assembly not susceptible to galvanic corrosion.
Notes:
System: wiper assembly pivot.veehicle description: heavy trucks equipped with sprague wiper assembly pivot.

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