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TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

Summary
Customer Satisfaction Program. Certain vehicles, equipped with a 6.2L gasoline engine (RPO L87), may have a condition in which the inner main bearing cap bolts were not torqued properly. Based on data available to GM, vehicles involved in this field action may be at an increased risk of experiencing low engine oil pressure with warning, potentially causing engine damage. Dealers are to replace the engine.

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Date Published
JUN 01, 2022
NHTSA TSB #
10212963
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