2020 Toyota Sienna: True Cost, Problems & Verdict
38 NHTSA owner complaints · 2 recalls · data-computed verdict. No opinions — public data only.
Editor's note
Avoid the 2011 Sienna, which scores 28 on 612 complaints, 211 of them Air Bags and 154 Structure, with twelve recall campaigns. Buy a 2018 to 2020, which score 76, 77 and 88 on 69, 45 and 38 complaints, or the 2016 at 83 on 75. Read the full note on the model page. 2020 specifically: a year the record favours — 38 complaints, score 88/100. The caveats in the note apply to other years of this nameplate more than to this one.
Read the guide
Used Toyota Sienna: the years to avoid and the years to buy, including 2020 — written and signed by Adir Trabelsi, 2026-09-16.
Owner complaints: 38 filed with NHTSA
Complaints per year on the road: 6.33
What owners say
Verbatim reports filed with the United States safety regulator (NHTSA) by owners of this exact model year. Public record.
Power sliding door on driver side cable snapped. After closing door and trying to use the door without power unable to open or close the door at all. Passengers forced to use alternate door for exit of vehicle.
Odometer Fraud. The contact purchased a 2020 Toyota Sienna. The contact discovered that there was a mileage discrepancy after the purchase. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 88,044. It was later discovered upon checking with the local DMV that the mileage was 288,044.
We had our van parked on a driveway with a front facing slope, we had hard rains went we where going away there was water coming out of the seat belt on the passenger side and the panel above the window was stained down to the window support where the air bag is. I've been reading reports as far back as 2008 we have a 2020, went taken to the dealer they want 1000 to 2700 to remove the head liner and try to fine the p…
Recalls: 2 campaigns (2 severe)
| Campaign | Component | Summary |
|---|---|---|
| 20V682000 | Fuel System, Gasoline:Delivery:Fuel Pump | Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018-2019 4Runner, 2019-2020 Avalon, 2019 Corolla Hatchback, 2017-2019 Highlander, 2018-2020 Camry, 2020 Corolla, 2018-2019 Land Cruiser, 2017-2020 Tacoma, 2019-2020 RAV4, 2019-2020 Sequoia, 2017-2020 Sienna, 2019-2020 Tundra, 2018-2020 Lexus ES350, 2017 Lexus GS200t, 2017-2019 Lexus… |
| 19V532000 | Steering | Braun Corporation (Braun) is recalling certain modified 2017-2020 Toyota Sienna vehicles. The steering shaft extensions may have been improperly manufactured, possibly causing the extensions to fracture. |
What it costs to buy — and what owning it really takes
Class-level estimates, priced as a minivan of its model year, re-priced to your country. Not a quote, not a valuation of one specific car — condition, mileage and options move it. How these are computed.
What it costs to run
EPA combined 21 MPG · estimated annual fuel cost $2,950
Re-priced automatically from your country's retail fuel, electricity and parts indices — change country in the bar at the top. Estimates; see methodology.
What this car's problems cost to fix
Ranked by the components owners of this exact model year actually complain about. Each figure is flat-rate labour hours x the local shop rate plus a parts band — an estimate of what this kind of failure costs, not a quote, and not a prediction that this car will need it. Formula.
- Power Train8 complaints · typical job: Transmission service or clutch-pack repair (7.0 h labour + parts)$1,290–$4,040
- Electrical System7 complaints · typical job: Alternator, battery-drain or body-module diagnosis and replacement (3.0 h labour + parts)$540–$1,310
- Unknown Or Other6 complaints · typical job: Diagnosis and mixed repair (2.0 h labour + parts)$360–$940
- Engine6 complaints · typical job: Cooling-system or timing-drive repair (6.0 h labour + parts)$1,040–$2,220
- Fuel/Propulsion System6 complaints · typical job: Fuel pump or injector replacement (3.5 h labour + parts)$680–$1,620
- Structure4 complaints · typical job: Body, subframe or corrosion repair (6.0 h labour + parts)$1,070–$2,920
Other Toyota Sienna years
FAQ
What is the most common problem with the 2020 Toyota Sienna?
The most-reported issue in NHTSA complaint data is Power Train (8 complaints in our indexed sample).
Is the 2020 Toyota Sienna a good used car to buy?
Our data verdict is BUY with a reliability score of 88/100, computed from 38 NHTSA complaints and 2 recall campaigns. See the verdict card for the top reasons.
How much does it cost to fix the 2020 Toyota Sienna's most common problem?
8 of the NHTSA complaints filed against the 2020 Toyota Sienna sit in the Power Train group — more than any other component on this model year. The representative job there is transmission service or clutch-pack repair: about 7.0 hours of labour plus parts, roughly $1,290–$4,040 at a US independent shop and re-priced to your country at the top of the page. It is an estimate of what this class of failure costs, not a quote for this car.
What does a 2020 Toyota Sienna cost to run per year?
About $4,580 a year in fuel or energy plus the maintenance band — roughly $22,900 over five years, before purchase price, insurance and depreciation. Figures come from available EPA fuel-economy data and industry maintenance averages, and are re-priced to your country.
Does the 2020 Toyota Sienna have recalls?
Yes — NHTSA lists 2 recall campaign(s) for the 2020 Toyota Sienna, 2 of them touching fire, crash or stall risk, the most recent recorded 04/11/2020. Check this car's VIN at nhtsa.gov/recalls before you buy.
Compare with
Other minivans of about the same age.
What will a 2020 Toyota Sienna really cost YOU per year?
Fuel, maintenance band and depreciation — computed from public data in 10 seconds.
Open the true-cost calculatorData sources
Complaints & recalls: NHTSA ·
Fuel economy: EPA fueleconomy.gov ·
Scoring: our published methodology.
Maintenance bands are industry-average estimates (AAA Your Driving Costs, CarMD index) — labeled estimates, not measurements.
Last updated: 2026-10-04.
Thin evidence — 38 complaints, 2 recalls on record
- 38 NHTSA complaints on record (6.3/yr of exposure) — better than a typical year of this model (13.8/yr)
- 2 recall campaigns, 2 touching safety-critical systems
- Thin complaint record — this score is held close to the model's own average rather than read as evidence of quality