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Vehicle speed controlPart report

2017 Toyota Sienna Vehicle speed control Problems

Complaints
6about this part
Share
4%of 157 total for the year
Median mileage
4,186miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the vehicle speed control of the 2017 Toyota Sienna, 4% of the 157 complaints for this model year. Where a mileage was given, the median is 4,186 miles. 1 of these say a crash was involved, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

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

“Our 2016 Sienna which we purchased last may accelerated on it's own on 2/16/2017 going through our south outside wall and master bathroom of our house. My husband left the van in the driveway, unloaded the groceries, then got back into the van, started it, put his foot on the brake, shifted to drive and with his foot on the brake the van accelerated into the the garage. We have an extended garage which had an office area and it proceeded to push the oak desk through the south east outside wall and master bath. …”

NHTSA complaint #10969642, filed 2017-03, 8,300 miles

“Wife was driving vehicle, while turning off of a main road with vehicle in drive the vehicle stopped accelerating with foot depressing gas pedal. Pulled vehicle over, turned on and off couple of times, each time shifting from park to drive and attempting to accelerate, but vehicle had no response. I came to switch vehicles and send her home with the kids. I started vehicle and attempted drive and reverse, neither of which responded. I then switched to standard transmission mode, the vehicle then would drive and I took it home. …”

NHTSA complaint #11054175, filed 2017-12, 2,122 miles

“Today 4/7/23 My 2017 Toyota Sienna accelerated on its own. I was driving my 4 children to school and we were at a stop light. When I took my foot of the brake to start making a turn the car gunned it around the corner. It scared everyone in the car half to death. Thankfully no one was hurt but it looks like others on here haven't been so lucky with this issue. I hope toyota does the right thing a d fixes this issue before more people die.”

NHTSA complaint #11515946, filed 2023-04

“The contact owns a 2017 Toyota Sienna. While driving approximately 25 MPH, the vehicle hesitated and accelerated forward. The contact stated that the failure occurred at least once a day for the past three months. The vehicle was not taken to a dealer or an independent mechanic for diagnostic testing. The manufacturer was not notified of the failure. The vehicle was not repaired. The approximate failure mileage was 5,500.”

NHTSA complaint #11076734, filed 2018-03, 5,500 miles

“2017 Toyota Sienna. Consumer writes in regards to transmission issues. Consumer sent additional correspondence. The consumer stated the steering was imprecise. The vehicle wandered on the road. The heater/AC fan had an annoying noise. The vehicle would not accelerate immediately upon depressing the pedal. The transmission would constantly shift up and down on very small highway inclines.”

NHTSA complaint #11054313, filed 2018-01

Related service bulletins

Vehicle speed control: other model years

YearComplaintsShare of year
202276%
2021106%
201937%
201857%
201764%
201623%
201531%
2014117%
201363%
2012114%
2011203%
20101911%
2009136%
20085112%
2007288%
2006505%
2005625%
20041115%
20031110%
2002106%
200195%
2000206%
199952%
199883%

Other parts of the 2017 Toyota Sienna

Transmission and drivetrain
38 complaints
Other or unknown
27 complaints
Electrical system
20 complaints
Fuel system
17 complaints
Wheels
16 complaints
Engine
15 complaints
Body and structure
14 complaints
Brakes
11 complaints
Steering
7 complaints
Visibility (wipers, defrost, mirrors)
7 complaints
Air bags
5 complaints
Exterior lighting
5 complaints

← All problems reported for the 2017 Toyota Sienna

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 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