Recalls · problems · safety

2018 Toyota Sienna: recalls and problems

7 recalls and 72 owner complaints on file with NHTSA. The most-reported problem area is power train.

7recalls
72complaints
5crashes reported
0fires reported
6injuries reported

Recalls

Check recalls for your exact VIN

Most common problems

  • Power Train20 · 28%
  • Unknown Or Other13 · 18%
  • Fuel/Propulsion System9 · 13%
  • Electrical System6 · 8%
  • Engine5 · 7%
  • Structure5 · 7%
  • Vehicle Speed Control5 · 7%
  • Air Bags4 · 6%
  • Seats4 · 6%
  • Fuel System (Gasoline)4 · 6%

What owners report

Power Train

Whining noise when accelerating, transmission shop reported discovery of damage to transmission upon removal and inspection of transmission.

Power Train

Transmission whining above 20mph. toyota customer care program [xxx] states my vehicle falls within timeframe but dealer and corporate will not honor repairs information redacted pursuant to the freedom of information act (foia), 5 u.s.c. 552(b)(6)

Electrical System

Odometer fraud. the contact purchased a 2018 toyota sienna. it was discovered that there was a mileage discrepancy. the vehicle was a private sale. at the time of purchase, the mileage was 49,000. while attempting to resell the vehicle, the auto check report indicated that the mileage was 324,000.

Power Train

Vehicle: 2018 toyota sienna xle awd, vin [xxx], approximately 112,000 miles. component: power train / automatic transmission (ua80f 8-speed). the vehicle has developed a pronounced whining noise from the transmission that rises with road speed, accompanied by harsh/rough shifting. a toyota dealer inspected the vehicle and diagnosed a failing transmission requiring replacement. the symptoms and diagnostic trouble cod

Excerpts from complaints filed with NHTSA. They are owner reports and have not been verified.

Crash-test ratings

VersionOverallFrontalSideRollover
2018 Toyota Sienna VAN FWD★★★★★★★★★★★★★★★★★★★★
2018 Toyota Sienna VAN AWD★★★★★★★★★★★★★★★★★★★★

Source: NHTSA recalls, complaints and NCAP APIs, covering Sienna. Last refreshed 2026-09-29.