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GMC TSB #N202321920
2021 GMC Acadia
TSB Document:
Affected Component: EQUIPMENT ADAPTIVE/MOBILITY
- Summary
- Service Update. A small number of vehicles may have a coolant inlet pipe that may present an obstructed threaded hole for the coolant temp sensor which could result in the check engine light coming on or a potential coolant leak. Dealers are to replace the coolant inlet pipe and temperature sensor.
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