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December 17, 2021 Service bulletin

Block Heater Restore

Chevrolet technical service bulletin N212346580 for 2017-2018 Chevrolet Silverado 2500, 2017-2019 GMC Sierra 2500 and 2017-2019 GMC Sierra 3500.

Bulletin number
N212346580
Component
Engine and engine cooling
Summary
Block Heater Restore

Owners of these vehicles have filed 53 complaints in the engine category.

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