Kia Sorento 2016–2018 — technical service bulletin
Bulletin WTY031_TSB · NHTSA communication 10237138 · issued May 31, 2023
Technical service bulletin
communication type
Exterior Lighting
component
2016–2018
model years
3
vehicle entries
Official summary
TECHNICAL SERVICE BULLETIN: MULTIFUNCTION SWITCH REPAIR - This bulletin provides information associated with the 'Multifunction Switch Warranty Extension Program' (WTY031) to repair the multifunction switch knob on 2016-2018MY Sorento (UMa) vehicles, produced at Kia Georgia from October 27, 2014 through March 7, 2018, which may exhibit an intermittent headlamp flickering. The vehicleâ  s warranty for this issue will be extended from 5 years/60,000 miles to 15 years/150,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
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.