2017 Toyota Sienna transmission problems
The 2017 Toyota Sienna has 35 transmission complaints filed with NHTSA — 18% of the year's total, and up sharply from the prior model year.
35
Transmission complaints
18%
Share of year
1
Crash-involved
0
Related recalls
Transmission complaints by year
What owners report
“Parked the car on an incline (our driveway) like we have a 100 times before. Went inside to unload groceries. Came back to the car and from the passenger seat reached over to press the auto-off button. When that was pressed the car started to roll down our driveway with our daughter in the back…”
Common questions
How many transmission complaints does the 2017 Toyota Sienna have?
NHTSA has 35 complaints about the 2017 Toyota Sienna transmission — 18% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.