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December 23, 2014 Service bulletin

Engine and engine cooling: engine: diesel

Chevrolet technical service bulletin PIP5204D for 2011, 2014 Chevrolet Silverado 1500, 2014 GMC Sierra 1500 and 2011-2015 Chevrolet Silverado 2500 and others.

Bulletin number
PIP5204D
Component
Engine and engine cooling: engine: diesel
Summary
This Preliminary Information communication advises the technician that the Diesel Oxidation Converter part numbers 15231895, 22768282, 22770967, 22887212, 22893734 and 22977171 will be placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact the General Motors Product Quality Center for further assistance.

Owners of these vehicles have filed 404 complaints in the engine category.

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