Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Kia Forte 2019–2021technical service bulletin

Bulletin SC199_TSB · NHTSA communication 10185023 · issued Dec 2, 2020

Technical service bulletin
communication type
Electrical System
component
2019–2021
model years
5
vehicle entries

Official summary

SC199_TSB: VOLUNTARY EMMISSIONS SERVICE CAMPAIGN - IVT SOFTWARE LOGIC IMPROVEMENT AND/OR IVT REPLACEMENT (SC199) - (This bulletin was previously referred as 'SA424' or 'ELE 200'.) This bulletin provides the procedure to update the Transmission Control Module (TCM) software logic and, if necessary, replace the Intelligent Variable Transmission (IVT) on certain 2019-2021MY vehicles listed in the chart below. The affected vehicles may exhibit the illumination of MIL with the DTC(s) listed below in addition to a lack of acceleration or delay in accelerating due to transmission slippage.

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.