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Chevrolet TSB #23-NA-058

2021 Chevrolet Trailblazer

TSB Document:

MC-10242980-0001.pdf

Affected Component: ELECTRICAL SYSTEM

Summary: This bulletin provides a procedure to test the turbo wastegate regulator valve before replacing the turbo for a possible rattle and/or code concern.

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Date Published: SEP 07, 2023
NHTSA TSB #: 10242980

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