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November 25, 2019 Service bulletin

N192210260

Chevrolet technical service bulletin N192210260 for 2016 Chevrolet Silverado 2500, 2016 GMC Sierra 2500 and 2016 Chevrolet Express and others.

Bulletin number
N192210260
Component
Fuel system, diesel
Summary
N192210260 - Special Coverage Adjustment - Certain vehicles that are equipped with a diesel engine (LML/LGH) may have a condition which causes an offset in the temperature sensor in the diesel-emission-reduction fluid (DEF) tank reservoir or causes the DEF heater performance to degrade. If this condition occurs, the Malfunction Indicator Light (Check Engine Light) will illuminate, the ?Service Exhaust Fluid System? or ?Service Emission System? message will be displayed, and a diagnostic trouble code related to the condition will be set. Dealers are to replace the DEF tank reservoir as necessary. The repairs will be made at no charge to the customer.

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