NHTSA Complaint #11674268 — 2020 KIA OPTIMA

POWER TRAIN issue reported to NHTSA

Check any vehicle history by VIN - Free vehicle history report

Complaint Details

ODI Number	11674268
Vehicle	2020 KIA OPTIMA
Component	POWER TRAIN
Date of Incident	May 11, 2025
Date Filed	July 17, 2025
Mileage	N/A miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	CA

Consumer Description

After complaining about clutch judder resulting in getting anti-judder logic software update, followed a month later by transmission serviced, transmission suddenly failed while driving in heavy traffic on the freeway. After repairs, judder keeps happening at low speeds on the freeway or slow speeds under load.

Related Complaints for the 2020 KIA OPTIMA

Other POWER TRAIN Complaints

#11708981 — January 5, 2026 — I purchased in July 2020, from sept 2020 I've had it at the dealership with shuddering, stalling and loss of accelera...

#11699816 — November 17, 2025 — I have kept up on regular oil changes and maintenance on my Kia which I bought new 5 years ago. My issues started whe...

#11696226 — October 28, 2025 — 2020 kia optima caught on fire in gallipolis ohio after insurance paid to fix car it continues to leak oil stall and ...

#11683362 — August 27, 2025 — The vehicle experiences a dual-clutch transmission shudder in low gears and at low speeds. This issue causes a sudden...

#11678832 — August 6, 2025 — The engine in my 2020 Kia Optima S (2.4L GDI Theta II) has been experiencing excessive oil consumption, engine knocki...

Recent Complaints for the 2020 KIA OPTIMA

#11715952 — AIR BAGS — February 5, 2026 — Stable track control failed to work, the driver seatbelt did not tighten & stayed loose, & air bags did not deploy up...

#11715952 — SEAT BELTS — February 5, 2026 — Stable track control failed to work, the driver seatbelt did not tighten & stayed loose, & air bags did not deploy up...

#11715952 — UNKNOWN OR OTHER — February 5, 2026 — Stable track control failed to work, the driver seatbelt did not tighten & stayed loose, & air bags did not deploy up...

#11714482 — ENGINE — January 30, 2026 — The contact owns a 2020 Kia Optima. The contact stated that the vehicle was sputtering and vibrating abnormally while...

#11714482 — ENGINE AND ENGINE COOLING — January 30, 2026 — The contact owns a 2020 Kia Optima. The contact stated that the vehicle was sputtering and vibrating abnormally while...