2011 Toyota Sienna Owners Manual - Page 184
2011 Toyota Sienna Manual
Page 184 highlights
1-3. Adjustable components (seats, mirrors, steering wheel) Power seat Seat position switch adjustment Seatback angle adjustment switch Seat cushion (front) angle adjustment switch (driver's side only) Vertical height adjustment switch (driver's side only) Lumbar support adjustment switch (driver's side only) 90