2021 Tesla Model Y vehicle speed control problems
160 owner complaints filed with NHTSA name the vehicle speed control on the 2021 Tesla Model Y — 15% of all complaints for this model year.
What owners report
“I own a 2021 Tesla Model Y with an HW3 car computer. At approximately 54,000 miles, the vehicle developed intermittent failures of the cameras, GPS/navigation, and cruise control. On two occasions during the same routine drive, about 40 minutes into the trip, the GPS, cameras, and cruise control…”
filed Aug 25, 2026
“Separately, the system could not hold a consistent speed on open highway with no vehicle ahead. It would surge from a set 70 mph to roughly 72-73 mph and then drop back, repeatedly, producing a pulsing acceleration and deceleration. The system also hesitated frequently and issued repeated audible…”
filed Aug 7, 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 |
|---|---|---|
| 2026 Model Y | 29 | 8% |
| 2025 Model Y | 10 | 10% |
| 2024 Model Y | 35 | 11% |
| 2023 Model Y | 167 | 14% |
| 2022 Model Y | 139 | 16% |
| 2020 Model Y | 37 | 13% |
Other reported problem areas on the 2021 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.