Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Kia Optima 2016technical service bulletin

Bulletin TSBCLI038 · NHTSA communication 10109864 · issued May 23, 2017

Technical service bulletin
communication type
Equipment
component
2016
model years
1
vehicle entries

Official summary

TSB: HVAC CONTROL UNIT LOGIC IMPROVEMENT - This bulletin provides the procedure to apply a HVAC control unit logic improvement on some 2016MY Optima (JFa) vehicles, produced from August 28, 2015 through September 30, 2016, and some 2016MY Optima (JF) vehicles, produced from February 2, 2016 through November 23, 2016, equipped with Fully Automatic (FATC) or Manual Temperature (MTC) Controls, which may experience a concern with the evaporator icing under specific driving and ambient temperature and/or humidity conditions. Follow the procedure outlined in this bulletin to apply the HVAC control u

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.