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May 27, 2022 Service bulletin

Mack Chassis

Mack technical service bulletin KC-731 for 2016-2022 Mack Anthem (An), 2018-2023 Mack Granite (GR) and 2010-2011 Mack CXU612 and others.

Bulletin number
KC-731
Component
Power train
Summary
Mack Chassis - Equipped With An Automated Manual Transmission Model D or F (mDrive, AMT-D, AMT-F) - Transmission Oil Leakage From Transmission Input Shaft Seal Or Output Shaft Seal - US10 And Newer Emissions, Common Model Years 2010 And Newer

Owners of these vehicles have filed 10 complaints in the transmission category.

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