2026 Tesla Model Y vehicle speed control problems
29 owner complaints filed with NHTSA name the vehicle speed control on the 2026 Tesla Model Y — 8% of all complaints for this model year.
What owners report
“My Tesla Model Y FSD (Full Self Driving mode) malfunctioned when it unintentionally accelerated and swerved dangerously to avoid what it concluded as potential collision with a merging truck. By the time the driver intervened the vehicle had made contact with road barricades damaging both passenger…”
filed Sep 15, 2026
“Tesla Full Self Driving(FSD) supervised system had a critical failure. On 9/11/2026 Tesla FSD software version 14.3.9 was fully engaged and operating. Speed was 55 mph. Entering a school speed zone flashing yellow lights required a speed of 20 mph maximum. Tesla failed to slow down. Safety of…”
filed Sep 12, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Vehicle Speed Control problems in other Model Y years
| Year | Reports | Share |
|---|---|---|
| 2025 Model Y | 10 | 10% |
| 2024 Model Y | 35 | 11% |
| 2023 Model Y | 167 | 14% |
| 2022 Model Y | 139 | 16% |
| 2021 Model Y | 160 | 15% |
| 2020 Model Y | 37 | 13% |
Other reported problem areas on the 2026 Tesla Model Y
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.