Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Date Published
OCT 18, 2016
NHTSA TSB #
10119048
TSB Document
Summary
This Preliminary Information communication provides information to the technician about vehicles that have noise from the exhaust and / or exhaust odor within the vehicle. Technician may find the left hand catalytic converter pipe cracking near cylinder head mounting flange weld. Technician will need to replace the catalytic converter with latest part number from General Motors Service Parts Operations. General Motors is working on a solution for this concern.