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January 6, 2022 Service bulletin

This informational bulletin advises the technician of how the Soot information has changed from grams to...

Chevrolet technical service bulletin 17NA374 for 2017-2018 Chevrolet Silverado 1500, 2017-2022 Chevrolet Silverado 2500 and 2017-2022 GMC Sierra 2500 and others.

Bulletin number
17NA374
Component
Electrical system: interior lamps/bulbs
Summary
This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.

Owners of these vehicles have filed 393 complaints in the electrical category.

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