Quick Answer: Is It Bad To Change Transmission Fluid On High Mileage?

Can you change transmission fluid after 200000 miles?

If so, a fluid change won’t help, the transmission is failing, and to be honest, 200k miles is a good life span for an automatic..

Can changing transmission fluid be bad?

Transmission fluid is important for lubricating the parts of your transmission and reducing wear and tear caused by friction and heat. While changing your transmission fluid won’t damage the condition of your transmission, if you haven’t been changing it frequently enough, you may discover that your transmission slips.

How many miles should I change my transmission fluid?

60,000 milesMost manufacturers recommend replacing transmission fluid every 30,000 to 60,000 miles. If you tow, or do mostly city driving with constant changes of gears, it may be wise to change your ATF even more often. Here’s why. Your automatic transmission has a lot of moving parts.

Why should you change your transmission fluid?

If the valve body gets all gunked up with transmission fluid that’s damaged, the driver could lose the ability to shift between gears. And that’s why so many people believe that changing old transmission fluid can cause it to slip. … Simply change your transmission fluid regularly and you won’t have to worry about it!

Should I change transmission fluid after 100k miles?

The manufacturer’s maintenance schedule for many automatic transmissions doesn’t call for fresh fluid until 100,000 miles or, with some Ford transmissions, even 150,000 miles. A lot of mechanics say that is too long and that it should be done at least every 50,000 miles.

Should I change transmission fluid after 150k miles?

The ATF today are engineered and road tested for ~150k, the exact upper limit is debatable due to environmental factors. So you do need to change the ATF if you keep the car over that mileage. Changing it under 100k in normal driving maybe overkill. Also you can’t judge the condition of the oil just by the dark color.

Should I change my transmission fluid after 200k miles?

And for the love of god don’t flush it! At 200k miles it is entirely possible the tranny fluid has a bunch of the friction material in it that helps ensure your transmission still works. Drain the fluid and you may lose that friction material.

How many miles does the average transmission last?

Without service and maintenance, some transmissions can fail in as little as 100,000 miles. If you drive around 10-15,000 miles a year, your transmission could be down for the count in seven years! With care and service, transmissions can last 300,000 miles or more.

Can a transmission flush hurt your transmission?

Can a transmission flush harm the transmission? … That being said, if your vehicle has gone 100,000 miles or more and you’ve never done a transmission flush, there’s a greater chance that a flush will cause the transmission to fail, and your mechanic may advise against it.