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Jeep TSB #U67
2011 Jeep Patriot
Affected Component: UNKNOWN OR OTHER
Date Published
NOV 01, 2022
NHTSA TSB #
10230438
TSB Document
MC-10230438-9999.pdf
Summary
Some of the above-involved vehicles may exceed NOx (Oxides of Nitrogen) emission level standards due to loss of catalytic converter efficiency