AAMCO Lake Forest Blog | Let Us See: Your CVT Transmission Service Guide (2024)

Over 500 years ago Leonardo da Vinci conceptualized the CVT transmission. Of course, he had no idea at the time that his version would develop into an integral part of vehicles today.

Your transmission is the link between the engine and the wheels. It is what takes the power coming from the engine and turns it into a mechanical function to move the wheels.

So without this vital component, you could have the most powerful car with the most horsepower in the world, and you'd never even move an inch. It's vitally important you practice regularCVT transmission service. This will keep your car running in tip-top shape.

Not sure what that means? Keep reading for a complete guide for caring for your CVT transmission.

What Is a CVT Transmission?

Continuously Variable Transmission will seemly switch through gear ratios while you drive. In fact, they don't switch gears like a traditional transmission.

These transmissions do not have gears. Instead, they use abelt and pulley system. The pulleys will get wider and skinnier depending on the level of power produced and sent to the wheels.

This system results in a much smoother ride. It also means yourengine will operate at the mostefficient level possible all of the time. Being in the performance sweet spot means you get the best performanceand fuel mileage out of your vehicle.

Manufacturers That Use CVT?

Most modern car manufacturers use a CVT in their vehicles today. However, Lexus, Chrysler, Honda, Nissan, Toyota, Subaru, Mini Cooper, and Mitsubishi are the most prevalentusers of this type of transmission.

How You Know You Have a Problem

There are a few problems that commonly occur and they are mainly caused by poor maintenance practices. So the best way to avoid these problems is to scheduleregular CVT Transmission service.

If you ignore the recommended service and your transmission starts to have problems, you risk having to replace the whole transmission. This will cost you thousands of dollars.

Dirty or Low Fluid

If your transmission fluid is dirty or low then it cannot lubricate properly. It also means you have used your fluid longer than the intended life of the fluid.

The Wrong Fluid

If you go to a service provider who isn't well versed in CVT transmissions, they could easily put the wrong fluid in your system. This will damage yourtransmission.

Overheating

If your fluid is old it cannot cool your transmission properly. Another problem is if your coolers are clogged. Then the fluid can't flow properly to be able to cool your transmission.

Valve Wear

When you don't keep your fluid clean and fresh, it can't lubricate properly. When your transmission components aren't lubricated, they will wear on each other. That wear will cause problems in your transmission as these parts are not designed for this kind of abuse.

Damage to the Components

Your CVT transmission depends on belts, pulleys, and bearings to work. So if any of these get damaged, then your transmission can't function.

Signs to Look For

Most of the problems we just discussed you can't readily see when driving your car. So here are a few signs to look for that don't require you to be a mechanic and get under your car.

Puddles

You drive home from work, park your car in the garage and go into the house for the night. The next morning you're on your way to work and you back the car out of the garage leaving behind a reddish looking puddle on the garage floor.

That red liquid is your transmission fluid. For most cars, it will be where the middle or front of your car was located.

Burn Off

Unlike your engine oil, your transmission oil shouldn't burn off. So if this is happening, you have an overheating issue.

Slipping

CVT transmissionsare designed to run at optimal performance levels all of the time. So if you notice that your car has a delayed reaction time, or is struggling to perform, your belts may be slipping.

This can happen when the components become worn away. These parts are not meant to wear away, so when they do, extra space is introduced to the system. This space causes the pulleys and belt to slip from lack of proper tension.

How to Maintain Your CVT Transmission

You can probably tell by now, the most important maintenance for your CVT transmission is the upkeep on the fluids.

The time interval thatyou can drive between fluid changes will depend on your vehicle. For example, Nissan will recommend that you change the fluid every 25,000 miles.

Most manufacturers fall into a range between 30,000 and 50,000 miles. Many carowners find that their manual doesn't specify a time. If this is the case, a good rule of thumb is around 50,000 miles.

Check Your CVT Fluid

To check the whole system you will need a mechanic to lift the vehicle and get underneath it. But you can perform a quick fluid check yourself.

Look under your hood for a transmission fluid dipstick. It will look very similar to your engine oil dipstick but will have a different color for the pull loop.

This Is Not a DIY Project

There are many car owners who prefer to do the work themselves. But we warn you, this is not a project to tackle at home. Changing the fluid for your transmission requires more skill, knowledge, and dexterity than engine oil.

Plus car manufacturers design the system to be tightly sealed. Then a service computer is required to read the parameters and provide data insight.

CVT Transmission Service

If your vehicle has a CVT transmission then you'll want to follow a regular maintenance schedule so you can continue to enjoy that smooth ride.

Your local transmission service or dealer can tell you when you should have regularCVT transmission service if you are unsure. But you should always keep an eye out for any signs of a possible problem.

Use our online formto schedule an appointment that is convenient for your vehicle maintenance.

AAMCO Lake Forest Blog | Let Us See: Your CVT Transmission Service Guide (2024)

FAQs

How much does a CVT transmission service cost? ›

On average, you can expect to pay between $350 to $400 for a CVT fluid change in the United States. This price range takes into account various factors such as the type of vehicle, location, and the specific dealership or service center you choose.

How often should a CVT transmission be serviced? ›

Most manufacturers recommend changing the CVT transmission fluid every 30,000 to 60,000 miles. This interval is designed to ensure that the fluid is in good condition and prevents potential transmission damage. However, this interval may vary depending on the type of vehicle, your driving style, and the vehicle's age.

What is the meaning of CVT transmission service? ›

A Continuously Variable Transmission (CVT) does not make use of gears like a basic automatic transmission. Rather, it uses 2 pulleys linked by a belt. It's a bit like a snowmobile transmission: One pulley connects to the engine, the other one links to the transmission. The belt transfers the power between them.

Does Aamco work on CVT transmissions? ›

At AAMCO, our qualified, highly experienced Technicians specialize in diagnosing and repairing CVT transmissions.

Is it possible to repair a CVT transmission? ›

Yes, CVT Transmissions can be repaired, but the most effective way to avoid having to repair them is to make sure that you replace the fluid at Nissan's (or your own manufacturers) recommended Intervals and avoid putting unapproved load or stress on your CVT vehicle (towing or trailering).

Can a CVT transmission be serviced? ›

There are a few problems that commonly occur and they are mainly caused by poor maintenance practices. So the best way to avoid these problems is to schedule regular CVT Transmission service.

Can a CVT transmission last 200 000 miles? ›

Indeed, some owners who keep to the factory-specified service intervals, use the recommended lubricant(s) and avoid abusive driving habits can get up to 200,000 trouble-free miles with a CVT.

What happens if you don't change your CVT transmission fluid? ›

The main thing that happens if you don't change your transmission fluid is that the system can overheat and cause a system failure. Low transmission fluid can also delay or cause difficulty in shifting, which can prevent your vehicle from accelerating or operating correctly.

How long will a CVT engine last? ›

CVT Transmission Life Expectancy

In today's marketplace, new cars with CVTs can be expected to provide reliable operation up to about 100,000 miles. For most cars, overall reliability will be poorer than that expected with a conventional automatic or manual transmission.

Why avoid CVT? ›

They have no feeling of connection between the accelerator and the engine during acceleration. There are limits on the engines that can work with a CVT in terms of power and size. They don't last as long as a conventional transmission. CVTs are harder to work on.

Is CVT better than automatic? ›

CVTs are a much easier style which means they are simpler, faster to assemble, and require less money to produce. Even Performance: Given that they are not bound by a static setup, a CVT has the capacity to adapt to your driving demands as well as the road conditions.

How do I keep my CVT transmission good? ›

Similar to conventional automatics, the CVT needs regular fluid replacement to function efficiently.
  1. CVT fluid is different from ATF. ...
  2. Replace the CVT fluid periodically. ...
  3. Check the transmission dipstick. ...
  4. Avoid heavy towing. ...
  5. Take it easy on the gas pedal.

Who makes best CVT? ›

Best CVT Cars
  • 2024 Toyota Crown. Compare Model. Positives. Comfortable ride. ...
  • 2024 Toyota Prius. Compare Model. Positives. Class-leading fuel efficiency. ...
  • 2024 Toyota Prius Prime. Compare Model. Positives. ...
  • 2024 Honda Accord. Compare Model. Positives. ...
  • 2024 Subaru Impreza. Compare Model. Positives.

How much does AAMCO charge to diagnose a transmission? ›

Call AAMCO first.

Before starting any repair, we will perform an extensive Vehicle Courtesy Check on your transmission. An $85 value available at many centers at no cost! And for over half the cars we service, we find only a minor repair is required.

How long is AAMCO transmission warranty? ›

12-Month/12,000 Miles - Transmissions.

Are CVT transmissions expensive to maintain? ›

In spite of the low initial costs of a CVT, repairs can be more expensive because the parts are more costly to replace. And because technicians need special training, it may be harder to find someone that can make the repair.

Is CVT expensive to repair? ›

The make and model of your vehicle, the extent of the damage or wear, and the mechanic or shop you choose for the repair can all affect the final price. On average, the cost of a new CVT transmission can range from $3,000 to $8,000, including parts and labor.

How long does a CVT transmission usually last? ›

CVT Transmission Life Expectancy

In today's marketplace, new cars with CVTs can be expected to provide reliable operation up to about 100,000 miles. For most cars, overall reliability will be poorer than that expected with a conventional automatic or manual transmission.

How much does a CVT transmission last? ›

The repair and replacement costs can also be more expensive, to the tune of several thousand dollars, likely because CVT systems don't generally last as long as traditional systems. They can fail around 100,000 miles, while a traditional transmission can last up to twice that.

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