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January 1, 2015 Service bulletin

General motors: 2010-2011CHEVROLET express, savana: the nitrogen oxide sensor may fail on certain equipped...

GMC technical service bulletin 13386 for 2010-2011 GMC Savana.

Bulletin number
13386
Component
Electrical system: software
Summary
General motors: 2010-2011chevrolet express, savana: the nitrogen oxide sensor may fail on certain equipped 6.6l diesel engine due to contamination in the sensor and wire interface. Lj see document search button for owners letter lj

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