2021 Kia Seltos electrical system problems

46 owner complaints filed with NHTSA name the electrical system on the 2021 Kia Seltos — 13% of all complaints for this model year.

Electrical System complaints

13%

share of all complaints

—

median reported incident mileage

1 / 2

crash / fire reports

What owners report

“Car cutoff. Started back up to get off interstate. Saw smoke under hood and got it. Within 5 min sparks under the frame and then 10-15 min later flames”
filed Jul 29, 2026
“My Kia has been stalling, shaking, and just driving extremely badly for the past year. This day, I was driving on 55, and the car just stopped and stalled in the middle of highway near Berwyn, IL. This was extremely dangerous and could have honestly been life threatening. I pulled over, turned the…”
filed Jul 7, 2026

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

TECHNICAL SERVICE BULLETIN: INFOTAINMENT SYSTEM SOFTWARE UPDATE USING UPDATE.KIA.COM - This bulletin provides information and service procedures for updating the infotainment systems on applicable Kia vehicles using the…
TSB_ELE422 · Service Bulletin/Repair Instructions · issued May 28, 2026
TECHNICAL SERVICE BULLETIN: IBU LOGIC IMPROVEMENT: This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin…
TSB_ELE382_R1 · Service Bulletin/Repair Instructions · issued Oct 22, 2025
WARRANTY EXTENSION CAMPAIGN: TECHNICAL SERVICE BULLETIN: HORN ASSEMBLY INSPECTION/REPLACEMEN (WTY038) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are…
WTY038_TSB_R1 · Warranty Program/Extension · issued Oct 21, 2025