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Tennessee · Article Updated May 24, 2026

Hyundai Lemon Law Cases in Tennessee

How Tennessee Lemon Law (§ 55-24-101) applies to Hyundai — Theta-II recall, Tucson, Santa Fe, Palisade, Ioniq 5/6.

Hyundai has growing Tennessee market share. Tennessee Lemon Law applies fully.

Common Hyundai defect patterns

  • Theta-II 2.0L / 2.4L engine — Sonata, Santa Fe, Tucson (older). Recall + extended warranty. Connecting-rod failure.
  • Nu 1.8L / 2.0L — engine seize issues.
  • Smartstream 2.5L — newer engine, fewer issues so far.
  • DCT — Veloster, Tucson DCT issues.
  • Ioniq 5 / Ioniq 6 ICCU — Integrated Charging Control Unit failure (recall). 800V system.
  • Kona EV / Kona ICE — separate defect patterns.
  • Palisade — infotainment, fuel-system issues.
  • Genesis G70 / G80 / G90 — generally reliable.
  • Bluelink connectivity — service issues.

Theta-II engine recall

Massive recall covering 2011-2019 Hyundai Sonata, Santa Fe, Tucson. Connecting-rod failure leading to engine seize / fire. Lifetime warranty extension for recalled VINs. TN Lemon Law claims viable where:

  • Engine fails post-recall remedy.
  • Repair not completed by Hyundai.
  • Refusal to provide loaner / rental.

Ioniq 5 / 6 ICCU recall

Integrated Charging Control Unit failure in 800V Hyundai/Kia EVs. Recall + extended warranty.

Hyundai IDS / BBB Auto Line

Hyundai uses BBB Auto Line as certified IDS. TN consumers must:

  • File BBB Auto Line first (§ 55-24-106).
  • Then court action if denied.

TCPA in Hyundai cases

  • Theta-II disclosure — known issues across model years.
  • TPMS / Kia Boys — anti-theft deficiency TCPA claims.
  • Ioniq 5 charging — promised charging speeds vs. real-world.

Bottom line

Hyundai is fully covered under Tennessee Lemon Law. Theta-II engine failures, ICCU recall, and EV charging issues are primary case patterns.

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