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November 1, 2012 Service bulletin

Daimler truck: thickness and excess material from die punching may prevent retaining snap rings from fully...

Freightliner technical service bulletin SF-471-AB for 2011-2012 Freightliner Cascadia, 2011-2012 Freightliner Columbia and 2011-2012 Freightliner Business Class M2 and others.

Bulletin number
SF-471-AB
Component
Power train: axle assembly: axle shaft
Summary
Daimler truck: thickness and excess material from die punching may prevent retaining snap rings from fully seating in differential lock shift fork assemblies, causing differential lock to remain unengaged or engaged. Models 2011-2012 business class m2, cascadia, columbia, coronado, western star 4900.

Owners of these vehicles have filed 3 complaints in the transmission category.

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