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November 21, 2019 Service bulletin

Customer Advisory Letter for Allison flex plate mounting bolts

Western Star technical service bulletin CALWS15-001 for 2020 Western Star 4900 and 2020 Western Star 4700.

Bulletin number
CALWS15-001
Component
Equipment adaptive/mobility
Summary
Customer Advisory Letter for Allison flex plate mounting bolts. The incorrect flex plate mounting bolts were installed for certain vehicles.

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