2008 Toyota Sienna transmission: CVT or automatic?

No. The 2008 Toyota Sienna uses a 5-speed automatic - none of its EPA-listed configurations has a CVT.

Key takeaways

  • 2 EPA-certified configurations listed for the 2008 Toyota Sienna.
  • No CVT here - use the automatic or manual transmission fluid your owner's manual specifies.
  • The transmission can differ by engine and drive layout, so match your row by engine size.

Parts for the 2008 Toyota Sienna

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2008 Toyota Sienna: every EPA-listed configuration
EngineTransmissionEPA codeDrive
3.5L 6-cylinder5-speed automaticAutomatic 5-spd4-Wheel or AWD
3.5L 6-cylinder5-speed automaticAutomatic 5-spdFWD

Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov). Each row is one certified configuration; a trim or option not sold in a configuration is not listed.

Toyota Sienna transmission fluid type and capacity →

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