How do I choose transmission fluid?

The easiest way to make sure you’re using the right type of ATF is to check the owner’s manual. It’ll tell you exactly which ATF the manufacturer recommended for your car. You may also find a recommendation on the dipstick. Either is a reasonable resource for determining the right type of fluid for your transmission.

Does it matter what kind of transmission fluid I use?

It is also important to use the correct type of automatic transmission fluid because different fluids have very different properties. The wrong fluid can cause irregular pressures, clogs, precipitation or corrosion which can all drastically shorten the life of your transmission.

What is the best transmission fluid to use?

Our top pick for the best transmission fluid is the Castrol Transmax Dex/Merc ATF. It works for the majority of domestic cars out there and delivers great results. If you’re looking for something even more wallet-friendly, check out the ACDelco Dexron VI Synthetic ATF.

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Are all transmission fluids the same?

They are not all the same. Moreover, if your vehicle is still under warranty, using a fluid thatis not approved by the vehicle manufacturer will void the transmission warranty. Automobile companies develop automatic transmission fluids, or at least set specifications for them. But the car companies don’t make ATF.

Can you just change 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!

Is it OK to mix transmission fluid brands?

Is it OK to mix synthetic ATF with a conventional and/or synthetic blend ATF? Yes. Synthetic ATF and conventional fluids are 100 percent compatible with each other.

What happens if I use the wrong transmission fluid?

Using the wrong fluid can cause poor lubrication, overheating, and possibly transmission failure. A mechanic might not be able to reverse the damage, even by flushing the transmission. Mistakenly adding motor oil or brake fluid can also destroy your transmission.

Is synthetic transmission fluid better than regular transmission fluid?

A synthetic fluid has the capability of providing your transmission with a smoother operation. Because of superior engineering, the synthetic fluid is better at lubricating your transmission and is able to sustain its viscosity in a broad temperature range. … This will likely be true even with variations in temperatures.

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How many quarts of transmission fluid do I need?

In general, transmissions take about 9 to 13 quarts to fill completely. The amount of transmission you add will vary, depending on whether you are draining or replacing it all or you are just topping it up. Again, you should avoid adding too much. It is advisable to put in little amounts at a time.

Is it bad to change transmission fluid on high mileage?

Changing the transmission fluid on a high-mileage car is risky. Don’t do it unless your transmission is running fine and the fluid is first-rate, because it can make transmission failure imminent.

What can be used in place of transmission fluid?

Any light weight quality engine oil or hydraulic fluid will work 5 to 10 single weight or multi weigh 5W-30, 10w 30. Yes.

What does ATF 4 mean?

ATF +4 is a synthetic fluid for finely-tuned transmissions, so if you use a non-synthetic ATF instead of ATF +4 in a car or truck that calls for it, you could damage the transmission. You may use ATF +4 in most applications that call for older Dexron and Mercon fluids.

Why You Should Never flush your transmission fluid?

Transmission fluid is highly detergent which can wash the varnish off clutches, causing it to slip. Pressure flushing can cause aging seals to start leaking. When it leaks more than a quart it could burn up the unit.

How much should a transmission fluid change cost?

It depends on where you take it. At a mechanics shop or dealer, the price will likely range between $80 to $250. However, if you’re willing and able to do it yourself, it should fall between $50-$100.

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