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March 4, 2014 Service bulletin

Customer satisfaction

Chevrolet technical service bulletin CSP-14043 for 2012 Chevrolet Silverado 1500, 2012 Chevrolet Silverado 2500 and 2012 GMC Sierra 2500.

Bulletin number
CSP-14043
Component
Power train: manual transmission
Summary
14043 - customer satisfaction. Certain vehicles, equipped with an allison 6-speed automatic transmission (mw7), may have been built with an incorrect transmission thrust bearing. Over time, this bearing could fail, resulting in noise and poor transmission operation. Dealers are to replace the thrust bearing.

Owners of these vehicles have filed 19 complaints in the transmission category.

Vehicles covered

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