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Does the Toyota Highlander need a transmission fluid change?

The short answer is yes, the Toyota Highlander does require periodic transmission fluid changes as part of its regular maintenance schedule. The transmission fluid in the Highlander should be changed at recommended intervals to ensure the smooth and efficient operation of the vehicle's transmission system.


Importance of Transmission Fluid Changes


The transmission fluid in the Toyota Highlander serves several critical functions. It lubricates the moving parts within the transmission, helps to cool the system, and prevents the buildup of contaminants that can lead to wear and tear. Over time, the transmission fluid breaks down and loses its effectiveness, which can result in increased friction, reduced fuel efficiency, and even transmission failure if left unaddressed.


Recommended Transmission Fluid Change Intervals


According to Toyota's maintenance guidelines, the transmission fluid in the Highlander should be changed every 60,000 to 100,000 miles, depending on the driving conditions and usage of the vehicle. Factors such as towing heavy loads, frequent stop-and-go driving, or operating the vehicle in extreme temperatures may require more frequent fluid changes.


Signs That a Transmission Fluid Change is Needed



  • Difficulty shifting gears: If the Highlander's transmission is having trouble shifting smoothly between gears, it may be a sign that the fluid needs to be changed.

  • Slipping transmission: If the transmission seems to be "slipping" or not engaging properly, it could be an indication of low or contaminated fluid levels.

  • Unusual noises: Whining, grinding, or other unusual sounds coming from the transmission may suggest the need for a fluid change.

  • Leaks: If you notice any fluid leaks around the transmission, it's important to have the system inspected and the fluid changed as needed.


It's important to follow the manufacturer's recommended maintenance schedule and address any transmission-related issues promptly to ensure the long-term health and performance of the Toyota Highlander.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.