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Wisconsin · Article Updated May 24, 2026

Tesla Cases Under Wisconsin Lemon Law

Tesla cases in Wisconsin — phantom braking, Autopilot/FSD, HV battery, cold-weather charging issues, and the 30-day clock + automatic doubling.

Tesla has growing Milwaukee and Madison market share. Tesla cases are pursued under Wis. Stat. § 218.0171 — including the automatic § 218.0171(7) doubling mechanism on 30-day non-compliance.

Common Tesla defect patterns

  • Phantom braking — categorical safety issue.
  • Autopilot / Full Self-Driving (FSD) driver-assist defects.
  • HV battery degradation — Wisconsin cold significantly affects.
  • Yoke steering hardware issues.
  • OTA firmware update bricks.
  • Charge port heater failures — Wisconsin winter critical.
  • MCU2 / MCU3 infotainment crashes.
  • HV battery cooling system failures.
  • Cold-weather range loss in Wisconsin winter.

Tesla-specific Wisconsin considerations

  • Sub-zero range degradation — Wisconsin winters are particularly hard on Tesla range.
  • Cold-weather charging — Supercharger throttling.
  • Cabin preconditioning essential for cold-weather range management.

Tesla service model

Tesla operates without traditional dealers. Wisconsin Tesla service:

  • Service center locations: Milwaukee, Madison, Brookfield, Madeira (Cedar Falls IA cross-border).
  • Mobile service.

Tesla 30-day clock issues

Tesla cases occasionally trigger doubling because:

  • Tesla’s centralized refund processing can be slow.
  • OTA-only “fix” responses don’t satisfy refund requirements.
  • Title transfer through Tesla’s direct-sales model has unique logistics.

When the 30-day clock triggers, automatic doubling under § 218.0171(7) applies — Tesla cannot avoid through substantial compliance under Marquez.

Bottom line

Tesla cases are well-suited to Wisconsin’s framework. The 30-day clock + automatic § 218.0171(7) doubling mechanism produces strong outcomes — particularly given Tesla’s centralized service operations that can struggle with 30-day compliance.

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