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October 1, 2019 Service bulletin

This bulletin provides information on common diesel engine tick noises and how they are considered part of...

Chevrolet technical service bulletin 16NA372 for 2017-2020 Chevrolet Silverado 1500, 2017-2020 GMC Sierra 1500 and 2017-2020 Chevrolet Silverado 2500 and others.

Bulletin number
16NA372
Component
Engine and engine cooling
Summary
This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

Owners of these vehicles have filed 1,786 complaints in the engine category.

Vehicles covered

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