MACK R 1989: VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES

General Information

NHTSA Campaign ID Number: 90V051000

Make Model Year
MACK R 1989
Date Owners Notified Date Received by ODI Date Added to Database
1991-05-17 1990-03-16 1990-03-28

Production Dates: 1989-06-01 - 1989-10-01

Manufacturers Involved: Mack Trucks, Inc.

Component: VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES

Potential Number Of Units Affected: 2350

Report Initiator: MFR MFR Report

Summary

A TOLERANCE MISMATCH IN THE CRANK ASSEMBLY OF THE BOSCH WINDSHIELD WIPER MOTOR COULD CAUSE INSTANTANEOUS SEPARATION OF THE CRANK FROM THE LINKAGE ASSEMBLY IN THE LEFT HAND CONTROL ARM ASSEMBLY; THIS WOULD MAKE THE SYSTEM INOPERABLE.

Consequence

WIPER FAILURE DURING VEHICLE OPERATION COULD REDUCE DRIVER'S ABILITY TO SEE THE ROAD, AND CREATES A POTENTIAL FOR AN ACCIDENT.

Remedy

REPLACE LEFT HAND CONTROL ARM LINKAGE ASSEMBLY.

Notes

SYSTEM: WINDSHIELD WIPER CONTROL ARM ASSEMBLY.VEHICLE DESCRIPTION: HEAVY-DUTY TRUCKS.