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January 21, 2022 Service bulletin

This technical provides a procedure to check for a possible faulty Reductant Injector and replace if the

Chevrolet technical service bulletin 22NA014 for 2017-2019 Chevrolet Silverado 1500, 2017-2019 GMC Sierra 1500 and 2017-2019 Chevrolet Silverado 2500 and others.

Bulletin number
22NA014
Component
Fuel system, gasoline
Summary
This technical provides a procedure to check for a possible faulty Reductant Injector and replace if the cause of the customers concern.

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