Jeep Wrangler 2010–2014 — technical service bulletin
Bulletin 11-002-14 · NHTSA communication 10217979 · issued Apr 24, 2014
Technical service bulletin
communication type
Unknown OR Other
component
2010–2014
model years
5
vehicle entries
Official summary
Exhaust Rattle At Idle Speeds This bulletin involves replacing the catalytic converter with a new assembly and hanger system. The customer may experience a buzz, squeak or rattle (BSR) at idle speeds.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.