Kia Cadenza 2014–2015 — technical service bulletin
Bulletin PS320 · NHTSA communication 10109657 · issued May 28, 2014
Technical service bulletin
communication type
Fuel System, Gasoline
component
2014–2015
model years
4
vehicle entries
Official summary
PIT STOP: ROUGH IDLE AFTER COLD START ON 3.3L GDI ENGINE - When addressing a customer complaint of rough idle, which occurs only on the first start of the day and lasts for 30-45 seconds, check for the possibility of poor injector performance in a particular cylinder.
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.