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should you change the transmission fluid in an older car

by Winnifred Ruecker Published 3 years ago Updated 3 years ago

Older cars with manual transmissions, on the other hand, may require more frequent fluid changes. That’s because the transmission fluid can break down faster and become contaminated with debris from the clutch. If you notice that your car is shifting gears less smoothly, it might be time for a change.

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.Mar 11, 2000

Full Answer

When not to change transmission fluid?

The manufacturer made the vehicle and its components; hence, they know what’s best for the product they have made. Some expert mechanics claim that running your vehicle for up to 100k miles before changing the transmission fluid is not ideal. They recommend that you change the transmission fluid after about 50k miles.

Does changing your transmission fluid really cause damage?

Technically no, it won't damage the transmission. But, if the transmission fluid is burnt, and there is a coating of “varnish” on the visable portions of the transmission case, changing the fluid will dissolve and remove all that varnish. The clutch pack servos may lose its sealing causing Clutch packs to not apply fully.

Do you really need to change the transmission fluid?

Do You Need to Have the Transmission Fluid Changed? The simple answer is yes. But service intervals for new vehicles can exceed 100,000 miles before this needs to be done.

How and why to change your manual transmission fluid?

  • A pinkish or reddish color is an indicator that the transmission fluid is in good condition. ...
  • If there is a pink color but looks foamy, make sure the transmission is not over-filled. ...
  • If there is a brown or black color with a burnt smell, your fluid is well past its life-cycle. ...

More items...

Is It Necessary To Change Transmission Fluid After 100K Miles?

Changing your car’s transmission fluid at prescribed intervals is crucial to the survival of your vehicle. Hence, if you are contemplating whether to change your car’s transmission fluid after 100k miles, 100k is enough to change your transmission fluid, but I recommend not changing it as far as your car is running nice and smoothly.

Is It Necessary To Change Transmission Fluid After 200K Miles?

If you are contemplating, “should I change transmission fluid after 200k miles?” it is necessary to change your car’s transmission after 200k miles to protect the car’s transmission from failing; and to improve its performance. However, most modern vehicles incur transmission issues from changing the transmission.

Final Words

Understanding the best interval to change your car’s transmission fluid is a crucial maintenance lifestyle you must imbibe as a car owner. If you were asking, “Should I change transmission fluid after 100k miles?” I believe you now know better through this article.

What to do if transmission fluid is slipping?

If your transmission is slipping from time to time, but the fluid appears clean, you can try several “Stop Slip” additives. As noted, overfilling an automatic transmission is a bad idea, so you have to remove about a pint of fluid from the system before pouring in the additive.

How many miles does it take for a transmission fluid to slip?

This is especially true with vehicles with more than 100,000 miles and no record of regular transmission fluid service.

What is the process of flushing a transmission?

Flushing is the process by which the new, fresh fluid forces out the old, using the transmission’s pump to do the pushing. The transmission pan (the pan on the bottom side of the transmission) holds only one-third to a half of the fluid. A large amount is stored in the transmission’s torque converter. So, just for the record, simply emptying the ...

What color is transmission fluid?

In these cases, you have to enlist a professional shop or franchised dealer. New automatic transmission fluid is generally pink or red. If your transmission has a dipstick, take a sample and wipe it on a white paper towel to see if it looks fresh (pink or red) or is something less favorable.

How much does it cost to rebuild a transmission?

Transmission rebuilds are not cheap, in the range of $4,500 to $6,000 or even more depending on the make of your vehicle.

What happens if you forget to change the oil and filter?

But if you forget to change the oil and filter regularly, you could reduce your engine’s long-term health. The resulting may be a large repair bill. The same holds true for your automatic transmission and its fluid. Regular maintenance is the key to transmission longevity.

Is emptying the oil pan a proper fluid change?

A large amount is stored in the transmission’s torque converter. So, just for the record, simply emptying the pan is not a proper fluid change. During service, technicians replace the fluid and filter. They also retorque the transmission valve body bolts and install a new transmission oil pan gasket to avoid any leaks.

What happens if you never change transmission fluid?

If the fluid has never been changed, it might be contaminated by products of wear. In a worn-out transmission, these products of wear can temporarily "seal" various pistons and O-rings. Once all the dirt is flushed out, the transmission may start slipping or shifting differently.

How much does it cost to change transmission fluid?

If they do recommend it, you know they can do it right and will use the correct fluid. The price for changing transmission fluid ranges from $150 to $350.

How often should I change the transmission fluid in a 2018 F150?

Volkswagen recommends changing the fluid and filter in the DSG transmission (automated-manual) every 40,000 miles (for 2012 models). In some cars, a transmission fluid filter is mounted on the outside of the transmission, in others, ...

Why does my transmission fail?

One of the main reasons for transmission failures is overheating. This means, if you tow a trailer or drive in a mountainous area, change the fluid more often. Today, many cars don't have a transmission dipstick. How do you know if the transmission fluid needs changing?

Is it safe to drain and refill a flush machine?

For this reason, it's safer to do a drain and refill service. The flush machine does change more fluid at once, though. If you do drain and refill, you only can drain about 30-45% of the fluid.

Can you mix transmission fluid with other fluid?

Now, every manufacturer has their own specific fluid that cannot be mixed with anything else. Because repair shops usually have only one flush machine, they may use it for different cars.

Does transmission technology eliminate mechanical wear?

They want to show lower maintenance costs. Yes, fluid quality and transmission technology have improved, but no, this did not eliminate mechanical wear. Transmission problems, whether caused by wear and tear or other reasons, are still common in many cars.

When to Change Your Transmission Fluid

When to change your transmission fluid comes at the behest of a few factors. Some factors include the climate, the fluidity of traffic, towing, and other concerns that can affect the fluid’s longevity. Hence, how often to change transmission fluid will vary according to the vehicle and its frequency of use.

How and Why You Should Check Your Transmission Fluid

Learning how to check transmission fluid is simple. In the majority of cases, transmission fluid is checked while the engine is running, unlike engine oil. There are some exceptions, so check your owner’s manual or online to determine.

How to Change Your Transmission Fluid

Use a jack or ramps and raise the vehicle according to the manufacturer’s recommended lift points, or drive onto the ramps.

Transmission Fluid Change Cost

Vehicle maintenance can certainly cost you money, but it’s always a much better alternative than a costly $4,000.00 transmission swap. While it always depends on the vehicle, most transmission services are between $100.00 to $300.00.

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