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GMC TSB #PIP5688

2020 GMC Sierra 1500

TSB Document:

MC-10170422-9999.pdf

Affected Component: EQUIPMENT

Summary: This Preliminary information communicates to the dealer technician to instruct the customer to use the block heater only at temperatures 0F and below. AÂ calibration will become available at a later date.

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Date Published: DEC 05, 2019
NHTSA TSB #: 10170422

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