Cadillac TSB #17NA321

2018 Cadillac XTS

TSB Document:

Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Summary
This technical bulletin provides a procedure to replace the catalytic converters due to cracks that may cause a noise or exhaust smell within the cabin.

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Date Published
NOV 14, 2017
NHTSA TSB #
10139111
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