Buick TSB #22-NA-074

2003 Buick Regal

TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

Summary
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.

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Date Published
MAR 31, 2022
NHTSA TSB #
10209980
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