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September 16, 2022 Service bulletin

This informational bulletin provides a procedure to install an isolator over the valve cover if found...

Chevrolet technical service bulletin 22-NA-060 for 2022 Chevrolet Silverado 1500, 2022 Chevrolet Tahoe and 2022 GMC Sierra 1500 and others.

Bulletin number
22-NA-060
Component
Engine and engine cooling
Summary
This informational bulletin provides a procedure to install an isolator over the valve cover if found missing and corrects the customers concern.

Owners of these vehicles have filed 1,103 complaints in the engine category.

Vehicles covered

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