02-18-2019 07:06 PM. Brake Flush service intervals. Mixedup. 6.0L Power Stroke Diesel. 20. 08-26-2016 06:35 PM. Tranny Fluid Change Interval. Truckpilot1329. 2009 - 2014 F150. BEFORE YOU BEGIN. Transmission fluid only needs to be changed about once every 30,000 to 60,000 miles for manual transmissions and every 60,000 to 100,000 miles for automatic transmissions. 714 posts · Joined 2021. #1 · Apr 1, 2022 (Edited) A lot of people seem to think that transmission fluid is a "lifetime fluid", but from what I have read over the years, transmission fluid (manual or automatic) should be drained & replaced (NOT flushed) every 3-4 years or 36K-48K miles from the get-go for maximum transmission life & smooth The 2020 Toyota Tundra should receive a transmission fluid change every 30,000 miles. It is recommended to use Dexron III/Mercon ATF Automatic Transmission Fluid and there is a capacity of about 10 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 I recommend replacing transmission fluid every 40k-50k miles along with PTU fluid. Ford's recommended fluid change intervals are ridiculous to the point of being liable. The only reason to follow their recommendations is to pay Ford for expensive repairs after the warranty expires. F. . Pour in 9 quarts of automatic transmission oil, one directly after another. Remove the funnel. Push the dipstick all the way into place in the tube. Check the fluid level with the dipstick. If it reads low, you can add ⅓ quart of transmission fluid at a time until it shows full on the dipstick. BEFORE YOU BEGIN. Transmission fluid only needs to be changed about once every 30,000 to 60,000 miles for manual transmissions and every 60,000 to 100,000 miles for automatic transmissions. Hi, 2019 Forester here. Just wondering how often the transmission fluid should be changed. Of course, every vehicle is in a different situation but is there a generally followed maintenance schedule? When I look at the official Subaru maintenance schedule, it also says "inspect" rather than "replace" CVT fluid every 30 months or 30,000 miles The fluid level is critical for a vehicle with a CVT. If there is too little fluid, the transmission will not shift properly, and air can enter the valve body of the variators. An overfilled CVT can cause the fluid to be aerated by coming into contact with moving parts. The air can change how the pulley and solenoids control the position of plates. Learn why transmission fluid is important and how often you should change it, depending on the model, driving conditions, and fluid condition. Find out the cost, color, and signs of transmission fluid problems. Get tips on how to test, drain, or flush your transmission fluid.

how often to change automatic transmission fluid