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Illinois · Article Updated May 23, 2026

Kia Lemon Law Cases in Illinois

Kia shares engineering platforms with Hyundai — IL Lemon Law cases focus on Theta II engine failures, transmission, EV6, model-specific defects.

Kia shares platforms with Hyundai. Case patterns overlap substantially.

Common Kia defect categories

Theta II engine failures

Optima, Sorento, Sportage, Cadenza (2011-2019).

Transmission issues

8-speed in K5, Sorento, Telluride. DCT in certain models.

EV6, Niro EV, Soul EV, EV9 issues

Battery management, charging, software bugs.

Telluride and Sorento issues

Engine (3.8L V6, 2.5L turbo), transmission, electrical, infotainment.

K5 / Stinger issues

Stinger transmission, electrical.

Hybrid system issues

Sorento Hybrid, Sportage Hybrid, Niro Hybrid.

Kia’s settlement profile

Kia America, Inc. settles most IL cases via BBB Auto Line or court mediation.

Settlement values

Kia refunds in IL typically range:

  • Rio, Soul: $20,000-$30,000
  • Forte, Niro: $25,000-$40,000+
  • K5, Stinger: $30,000-$55,000+
  • Sportage, Seltos: $30,000-$50,000+
  • Sorento: $35,000-$60,000+
  • Telluride: $45,000-$65,000+
  • Carnival: $35,000-$55,000+
  • EV6: $45,000-$70,000+
  • EV9: $60,000-$90,000+
  • Niro EV: $40,000-$55,000+

What you should do

  1. Pull every repair order.
  2. For Theta II cases, document KSDS interactions.
  3. Send § 380/3 notice.
  4. Get a free case review.

Related

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