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November 1, 2011 Service bulletin

Mack truck: between aftertreatment hydrocarbon dosing module initial design and boss on MP8 engine, an...

Mack technical service bulletin FSB-258-030 for 2010-2011 Mack Gu, 2010 Mack Cxu and 2012 Mack Granite (Gu) and others.

Bulletin number
FSB-258-030
Component
Engine and engine cooling: engine: diesel
Summary
Mack truck: between aftertreatment hydrocarbon dosing module initial design and boss on mp8 engine, an interference was discovered. It prevents bracket and aftertreatment hydrocarbon dosing module from mounting flush to surface of engine block.

Owners of these vehicles have filed 2 complaints in the engine category.

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