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Vehicle speed controlPart report

2017 Tesla Model X Vehicle speed control Problems

Complaints
16about this part
Share
6%of 268 total for the year
Median mileage
5,000miles
Trend
FallingComplaints filed in the last 3 full calendar years are at least 25% lower than in the 3 years before.

NHTSA recorded 16 complaints about the vehicle speed control of the 2017 Tesla Model X, 6% of the 268 complaints for this model year. Where a mileage was given, the median is 5,000 miles. 5 of these say a crash was involved, according to the filers.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“My car had an unintended acceleration when I was trying to park in the parking lot of my office. The car accelerated, jumped the parking curb and hit another parked car. My car suffered substantial damage, air bags were deployed and I escaped with minor bruises. The car which was I collided with was parked and did not have any passengers in it. Nobody else was injured.”

NHTSA complaint #11083755, filed 2018-04, 2,904 miles

“This is a complaint about the alarming number of instances of unintended sudden acceleration involving teslas. I believe the following is extremely relevant. ** this comment on the teslamotorsclub raises a very good point. Mark_t, 7 minutes ago I still think this all comes down to how much muscle memory you have to deal with... If you've been driving ice autos for years then you do all your low speed manoeuvres with your foot feathering the brake and your 'safety' reaction is to press hard on the break pedal. …”

NHTSA complaint #11090215, filed 2018-04, 5,000 miles

“While driving CA-17, as is frequently the case, I had to disengage automatic steering several times to correct its poor lane keeping. Much to my surprise, the vehicle stopped maintaining speed, creating a dangerous situation with vehicles behind me as the uphill road caused the vehicle to rapidly decelerate the second I turned the wheel. …”

NHTSA complaint #11587001, filed 2024-05

“Highly repeatable issue: driving on left lane of a highway going at high speed (60) with adaptive cruise control enabled (but *not* full self drive mode). Put on turn signal to merge into right lane. There was a car in the right lane directly next to me but I had not initiated the merge, was merely signaling my intent to merge. My car SLAMMED on the breaks (very dangerous as I was almost rear ended the first time by a 18 wheeler). …”

NHTSA complaint #11487037, filed 2022-09

“The vehicle brakes are aggressively applied at random times when traveling on the freeway. This only appears to happen when the vehicles TACC (Traffic Aware Cruise Control) is enabled. Thankfully I have not been rear ended yet. My family's safety is in danger when TACC is enabled. Not only am I concerned we could be rear ended, but I am concerned someone could think I am brake checking them and then proceed to act violently (road rage). …”

NHTSA complaint #11474468, filed 2022-07

Vehicle speed control: other model years

YearComplaintsShare of year
2026114%
202427%
202374%
20221310%
2021410%
20201814%
20191111%
20181910%
2017166%
2016358%

Other parts of the 2017 Tesla Model X

Electrical system
72 complaints
Suspension
59 complaints
Other or unknown
50 complaints
Steering
50 complaints
Forward collision avoidance
31 complaints
Brakes
17 complaints
Lane departure
14 complaints
Back-over prevention (rear camera)
12 complaints
Body and structure
12 complaints
Visibility (wipers, defrost, mirrors)
11 complaints
Exterior lighting
10 complaints
Transmission and drivetrain
10 complaints

← All problems reported for the 2017 Tesla Model X

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology