2021 Tesla Model Y Vehicle Speed Control Problems
NHTSA component category: VEHICLE SPEED CONTROL · data through 07/12/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How vehicle speed control ranks on this vehicle
Share of the 1,035 complaints citing each category; one complaint can cite several. Full breakdown on the 2021 Tesla Model Y overview page.
What owners report
“The contact owns a 2021 Tesla Model Y. The contact stated while driving 50-70 MPH on cruise control, the vehicle would inadvertently decelerate, almost causing…”NHTSA complaint 11440477 — filed 11/15/2021
“Our 2021 Model Y features the new vision based cruise control system, both traffic aware cruise control and autopilot utilize this camera only system. At…”NHTSA complaint 11439876 — filed 11/09/2021
“While driving on well marked highways, the adaptive cruise control would initiate rapid and unsafe braking while using the vehicles âAutoPilotâ. The braking is equivalent…”NHTSA complaint 11439113 — filed 11/02/2021
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Vehicle Speed Control complaints by year filed
Frequently asked questions
Does the 2021 Tesla Model Y have vehicle speed control problems?
Vehicle Speed Control is the #4 most-reported problem area on the 2021 Tesla Model Y: 156 of 1,035 complaints on file (15.1%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2021 Tesla Model Y have in total?
1,035 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 85 involved a crash, 6 involved a fire, 25 reported injuries, and 4 reported deaths.
What does NHTSA's vehicle speed control category include?
NHTSA assigns each complaint to standard component categories; this page reports the VEHICLE SPEED CONTROL category exactly as NHTSA defines and records it.
