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May 3, 2021 Service bulletin

This service bulletin provides repair information to correct a customer concern of a Check Engine Light...

Chevrolet technical service bulletin 21NA088 for 2020-2021 Chevrolet Blazer, 2020-2021 GMC Acadia and 2021 Chevrolet Traverse and others.

Bulletin number
21NA088
Component
Engine and engine cooling
Summary
This service bulletin provides repair information to correct a customer concern of a Check Engine Light Displayed on Driver Information Center (DIC), Engine Cooling Fan Windmilling, DTC P0494 Set.

Owners of these vehicles have filed 219 complaints in the engine category.

Vehicles covered

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