Is your defective GMC Sierra 1500 actually a LEMON?

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TSB Document:

Affected Component: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

Summary
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.

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Date Published
JUN 19, 2023
NHTSA TSB #
10239167
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