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Cadillac TSB #PIP5674A

2019 Cadillac XTS

TSB Document:

MC-10227660-9999.pdf

Affected Component: ENGINE AND ENGINE COOLING

Summary: This Preliminary information communicates a concern with porosity in the cylinder head casting causing coolant to get into the oil and steps to find and repair it.

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Date Published: NOV 10, 2022
NHTSA TSB #: 10227660

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