What's the 2005 Toyota Sienna transmission fluid capacity?

The 2005 Toyota Sienna uses Dexron ViATF Transmission Fluid. It has a capacity of 11 quarts. Transmission fluid, similar to oil, is a lubricant and its purpose is to make sure that the various working parts of the transmission are not subject to damage from heat. The cost of getting the transmission fluid changed on Your Sienna is between $120 and $140 for labor and parts are priced at $40. You should get Your transmission fluid changed every 15,000 miles. The signs that You need a transmission fluid change include a grinding noise coming from the transmission, problems shifting gears, slippage during gear shifts, sudden unexplained surges, and a delay in movement after You place the vehicle in gear.