May 11, 2021LightsBody & structureSeats1 injury
HEADLINER CUT TOO LARGE, DOESN'T HOLD REAR PASSENGER CLIMATE CONTROLS, CLIMATE CONTROLS FALL OUT AND HIT REAR PASSENGERS. THIS HAPPENS AT ANY SPEED.
NHTSA ODI 11416133
Home · 2021 Toyota Sienna · Complaints
What 36 owners told NHTSA about the 2021 Toyota Sienna
These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.
All (36)Crash / fire / injury (2)Airbags (12)Brakes (6)Visibility & wipers (5)Body & structure (3)Electrical system (3)Engine (3)Seats (3)Lights (2)Suspension (2)Transmission & drivetrain (2)
2 of 36 complaints match · Lights · clear filters
Dec 3, 2020LightsBrakesVisibility & wipers
THIRD BRAKE LIGHT CONDITION POOR VISABILITY TO OPERATOR ( REAR WINDOW) WHEN BRAKE IS ACTIVATED IN LOW OR DARK LIGHTING CONDITION(S) THERE IS REFLECTION OFF GLASS AND REAR DEFROST ELEMENT(S) WHICH CAUSE LIMITED REAR VISABILITY OUT OF REAR WINDOW GLASS.
NHTSA ODI 11377621
Working with the data? Download all 36 complaints as CSV · fetched from NHTSA July 19, 2026
How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2021 Toyota Sienna verdict →