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September 1, 2011 Service bulletin

Mack truck: on certain truck chassis, there may be possible damage to components cause by loosening of the...

Mack technical service bulletin PI-0759 for 2011 Mack Gu and 2012 Mack Granite (Gu).

Bulletin number
PI-0759
Component
Power train: driveline: differential unit
Summary
Mack truck: on certain truck chassis, there may be possible damage to components cause by loosening of the joint and noise during operation, on the bull gear mounting bolts.

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