Category: Maintenance

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Maintenance

Torque Converter Problems: Symptoms & Replacement Costs

Torque Converter Problems Symptoms & Replacement Cost - Gearstar

It may be a bit challenging to ascertain if the problems with your car are originating from its torque converter or transmission. As such, mistaking the symptoms of a failing torque converter for that of the transmission could lead to a waste of time and resources – without getting the solution that was expected.

A repair shop, on the contrary, will be able to determine the root cause of the problem just by analyzing these signs. That does not mean that you too can’t tell if the problem is from the torque converter. However, it begins by knowing the symptoms of a faulty torque converter and the replacement cost that will be needed.

 

What Are Torque Converters?

A torque converter is a crucial component located between the engine and transmission. It transfers power from the engine to the transmission and replaces the manual clutch. Additionally, it optimizes engine power output by multiplying torque at low RPMs.

 

Symptoms of Torque Converter Problems

Some symptoms of torque converter problems have been outlined below. These are the signs you should be on the lookout for to ensure your car does not fail when you least expect.

 

1. Slipping

A torque converter can slip out of gear or delay a shift its fin or bearing is damaged. This is because the torque converter changes the engine’s torque into hydraulic pressure that is required to ship the transmission’s gears.

In the same vein, inadequate or excessive fluid in the transmission can cause the gears to perform in an unexpected manner. One of such is slippage which is evident in the car’s loss of acceleration and reduction in fuel economy.

 

2. Overheating

Another sign of a problem in the torque converter is if your car’s temperature gauge indicates that there is overheating by flashing a transmission control unit light on your dashboard. This sign may be triggered by a decline in the fluid pressure or a malfunctioning solenoid.

Slipping while you’re driving can also lead to overheating. On the other hand, overheating is not a good thing for your converter since it can lead to the wear of the transmission’s internal components. Moreover, the converter will not be able to carry out its primary function of transferring power from the engine to the transmission.

 

3. Contaminated Transmission Fluid

A torque converter is filled with Automatic transmission fluid (ATF). If the fluid contains debris, grime, or a black sludge, it is contaminated, and this is a sign that the transmission is damaged. Also, dirty fluid can impact the components of the torque converter such as the stator’s bearings and turbine’s fins.

To prevent either of these from happening over time, you need to ensure that you have high-quality fluid in your transmission at all times. Keep in mind that you can save a lot of money by just replacing the dirty fluid.

 

4. Shuddering

Your car is shuddering when you’re moving on a smooth road, yet it feels like you’re on a rocky surface which makes the ride bumpy – it is a sign that there could be a problem in the lockup clutch located in the torque converter.

What happens here, is the difficulty of the lockup clutch to enable the converter to make a smooth transmission to direct drive. Thus, if you experience this occasionally, employ the services of a local repair shop.

 

5. Increased Stall Speed

The point at which the engine’s RPMs are high enough for the torque converter to transfer the engine’s power to the transmission is called stall speed. A damaged torque converter will be unable to provide a seamless transfer of the engine’s rotational force into hydraulic pressure.

The downside to this is that there could be an increase in the normal stall speed, and as such, it could take the transmission more time to engage the engine.

 

6. Unusual Sounds

A bad torque converter will emit noises, and that is an obvious sign that it needs to be checked. Therefore, if you hear a whirring or clicking sound, either from the damaged bearings or broken turbine fin, you need a replacement.

 

Causes of Torque Converter Problems

Before your torque converter shows signs of failure, you need to be wary of what could lead to it. Thus, the following are some of the causes of torque converter problems.

 

1. Damaged Torque Converter Seals

If the torque converter seal is damaged, it could cause the transmission fluid within the bell housing to leak. When that happens, the torque converter will be unable to provide a smooth transfer of power from the engine to the transmission. As a consequence, there could be overheating, slippage, higher stall speeds, among other problems.

 

2. Damaged Torque Converter Clutch Solenoid

The torque converter clutch solenoid is an electronic component that helps to measure the fluid pressure and regulate how much fluid the lockup clutch receives.

If the solenoid is faulty, there won’t be an accurate measure of how much transmission fluid is a need which could lead to abnormal fluid pressures. As a consequence, there could be irregular behaviors such as poor gas mileage, engine stalling, among others.

 

3. Degraded Torque Converter Clutch

Torque converter clutches help to lock the transmission and the engine into direct drive. However, a damaged torque converter can cause the car to stay in gear even when the driver has come to a stop. This converter also can lock into direct drive especially if the clutch plate’s friction material has worn away.

 

4. Faulty Needle Bearings

The needle bearings separate the stator, turbine, impeller, and converter housing. Alternatively, faulty bearings could lead to the creation of noises while driving. It could also lead to the accumulation of metal chips in the transmission fluid due to metal to metal contact between these components of the torque converter.

 

Torque Converter Replacement Costs

Replacing a torque converter is generally more affordable than a full transmission replacement. A new torque converter typically costs between $150 and $350, depending on your vehicle’s make and model.

If you have the skills and tools to replace the torque converter yourself, you might spend between $150 and $500. This estimate includes the cost of the part and any additional supplies you might need. On the other hand, if you prefer to have a professional handle the replacement, expect to pay between $600 and $1000. This cost covers both the labor and parts. The replacement process usually takes between 5 and 10 hours, depending on the complexity of the job and the specific vehicle.

While DIY replacement can save money, it’s important to weigh these savings against the potential risks and the need for specialized tools. Professional repair ensures the job is done correctly, which can help you avoid further issues down the line.

The Bottom Line

Recognizing and addressing torque converter problems promptly can prevent more severe transmission issues and costly repairs. By being aware of symptoms such as slippage, overheating, or unusual noises, you can avoid extensive damage to your transmission.

The cost of replacing a torque converter is relatively low compared to the potential expenses of repairing or replacing a damaged transmission. Acting quickly can save you both money and inconvenience. Whether you choose to replace the part yourself or seek professional help, timely intervention is crucial for maintaining your vehicle’s performance and reliability.

In summary, keeping an eye out for symptoms and addressing issues with your torque converter as soon as they arise is essential. Taking prompt action will help ensure that your vehicle continues to operate efficiently and remains in good condition.

Categories
Maintenance

Why Are Automatic Transmissions Better Than Manuals?

There’s an everlasting debate around manual and automatic transmissions, with both the types showcasing some promising pros and cons. However, modern problems call for modern solutions and hence a majority of the top-notch motor vehicle brands have adopted the automatic way of life with self-shifting gears making transmissions smoother than ever. However, if you’re a novice when it comes to car gear, we have just the list of pros and cons needed to tell you why automatic or self-transmissions will be perfect for you.

How Do Automatic Transmissions Work?

Before we take the dive into the pros and cons, let’s get to know automatic transmissions better. Every time you change gears in your car, the power from the engine transfers to the drive axle and powers mobility in the vehicle, making it move forward. In a manual transmission, the driver has to engage or disengage gears to make it move, whereas, in automatic transmissions, multiple gears work together constantly allowing the car to change gears on its own. Because of this, drivers, usually beginners or intermediate level drivers, prefer the automatic transmission over the manual. Apart from this:

    • Automatic gears are much easier to use and are considered a safer option for unsteady terrains. The next time you plan a weekend gateway to the hills, make sure you choose automatic over manual.
    • Automatic gears can start, accelerate, and stop cars much easily because of the automatic gears, which means cutting through traffic, sudden halts, open highways, and crowded roads can easily be steered with automatic gears.

Intrigued yet? If you’re already looking at automatic transmission for sale, you’ve come to the right place. However, before you splurge on your new gears, let us tell you why manual gears too are in demand.

    • Manual transmissions are usually cheaper and come with better fuel efficiency.
    • Professional riders usually prefer manual since you can customize your gear shifts according to your needs without having a machine automatically determine.

While some cars are incomplete with an automatic transmission, the others prefer a vintage touch to their vehicles! The trick is to choose the right gear for the right vehicle, and the rides will be smoother than ever!

Categories
Maintenance Transmission & Drivetrain

5 Signs Your Transmission Fluid Is Low

Do you own a car and are you aware that your transmission can encounter problems? If that’s a no, then be informed that there are sure signs that your transmission fluid is low and knowing these symptoms can help you to avoid issues in the long run.

You may be wondering, what happens if the transmission fluid is low? The hard truth is that for each time you delay to top up the fluid, it is one step closer to totally damaging your car’s transmission, its engine, and other essential components.

The effect may be evident whether you’re aware of the early symptoms of low transmission fluid or not. For this reason, we’ve outlined the low transmission fluid symptoms, which will enable you to know when you need transmission fluid.

Why Is Transmission Fluid Important?

It may just be fluid and not some expensive component of your car, but why is transmission fluid so important? Now, if that question has crossed your mind time and again, here’s what you should know.

1. Facilitates the Transfer of Power

The transmission’s ability to transfer power from the engine to the pavement can be attributed to its fluid. In the same vein, the torque converter relies on automatic transmission fluid (ATF) to form a hydraulic circuit which enables it to transmit the rotational force between the engine and the transmission.

2. Cooling the Transmission

As the transmission operates for a long time, it tends to create heat. However, the fluid helps to absorb this heat and expels the heat through the radiator. This fluid helps to reduce slippage or the tendency for it to occur.

3. Enable Smooth Operation

Generally, the transmission fluid enables the car’s internal components to run smoothly. That is evident in that fact that when it runs low, these components can wear and tear and even to a level where they are beyond repair.

Signs of Low Transmission Fluid

Outlined below, are the symptoms of low transmission, which will ensure that you do not keep driving when the fluid is low. Several users have asked if there is a low transmission fluid light that would’ve quickly notified them that it’s time for a refill.

While there’s no outright yes or no to that, nonetheless, being on the lookout for these significant symptoms can save you a lot of time, energy, and money, of having to repair car parts. They include:

    • Warning light.
    • Transmission overheating.
    • Difficulty in shifting gears.
    • Transmission fluid leakage.
    • Generation of unusual sounds.
    • Transmission slipping problems.

1. Transmission Overheating

If your transmission begins to overheat, it’s a clear sign that trouble is brewing. It won’t come as a surprise if the car’s transmission ends up failing as a result of this ineffective transmission of fluid. This is because the fluid aids in the lubrication of components to reduce friction.

On the other hand, it is recommended that your fluid temperature should not go higher than 200 degrees since it also impacts negatively on the vehicle’s performance. Also, consider the following temperature which could damage the transmission:

    • 220 degrees: Varnish begins to form on metal parts.
    • 240 degrees: Seals start to harden.
    • 260 degrees: Clutches and the transmission bands start to slip.
    • 295 degrees: Urgent need to call a tow truck.

2. Difficulty in Shifting Gears

Car problems can also stem from the sudden hard shifting of gears. While the sign might be most prevalent in manual transmissions which have led to the term “low manual transmission fluid symptoms,” there’s no saying that hard shifting cannot occur in automatics. The difficulty in shifting gears in automatics is evident when the car accelerates less smoothly compared to its mode of operation in the past.

That is to say; there is a sluggish response or delay (two to three seconds) in engaging the Drive or Reverse gears. It’s also possible for these gears to be unresponsive, which can also be linked to the low transmission fluid pressure.

For manual transmissions, the gears may respond for a while since they do not require oil pressure to function and rely on direct drive system to move between gears. Nonetheless, there will come a time where the transmission overheats to the point that the gears begin to melt. One way to prevent this is to ensure that the oil in the gearbox is sufficient. It must also be clean and free of any dirt that could be transferred into internal parts.

3. Transmission Fluid Leakage

Another sign of low fluids or low ATF is transmission fluid leakage. You can tell if the fluid is leaking from your car by carrying out frequent checks underneath the vehicle as well as the engine’s compartment. A bright red color leaking will tell you that something’s not right.

It’s even worse if it has a dark color and smells burnt, then there’s a need to get help immediately. That is because if the leakage is left unattended to, more content will be discharged, which affects the way the internal components are lubricated. Less fluid at some point will create noise as the car shifts between gears and could take it one step further to need a new set of gears as a replacement.

4. Generation of Unusual Sounds

Vehicles are meant to operate noiselessly, but that may not be the case if you’re running low on the fluid. It means the bands and clutches will be poorly lubricated as they rub together.

Similarly, if there is a loose transmission torque converter, it can also result in the production of noise, which may be similar to a rhythmic pounding. There’s also a grinding clatter that can be heard while in a neutral position and it is a sign of low transmission fluid. Any of these sounds produced calls for a check-up of the transmission to prevent future problems.

5. Transmission Slipping Problems

Poor synchronization between the vehicle and the engine could cause transmission slipping. This is when an engaged gear slips and as such, does not stay in the mode which it was selected. What happens here is the engine speeding up without the car itself responding.

As a consequence, it should not be ignored since it could cause problems in gear engagement. This and many more make driving on low transmission fluid, not advisable. Another issue is having residue build-up in the fluid, which could retard the free flow of fluid.

6. Warning Light

The fastest way to detect a problem in your car is to take note of the “check engine light” and if it’s notifying you that there could be a minor issue. Even if the car seems to be in great shape, it’s not full proof that there could be no issues somewhere, which is why the light notification should be given importance.

On the other hand, it may be nothing to worry about if it’s the only sign that is evident because some check engine light problems may relate to anti-pollution systems. This means the car can still be in drive without necessarily being stopped. However, if a smell is perceived and noise is heard while the light is blinking, it’s better to stop the car and have it towed to the nearest auto repair shop.

How to Check Your Transmission Fluid Level

If your vehicle is having any of the listed above signs of needing transmission fluid, then you need to confirm that the culprit is actually a low fluid or debris in the oil. All you have to do is use a dipstick to check if oil’s level is in line with the level that has been specified in the car’s manual.

The use of the dipstick can be carried out on a monthly basis. One more way to carry out an examination is to determine if the fluid’s color has changed, or it has a bad smell. Finally, you can change the fluid if its color changes to brown or black, and it has an excessive burning smell.

Conclusion

These signs that your transmission fluid is low are a sure banker since they can help you preserve the life of your car. On the contrary, not being aware of what could potentially damage your much-admired ride could do more harm than good to it.

That being the case, each of the symptoms should be prioritized, and if one or more are encountered, then you need to seek the professional help of a mechanic. They’ll be in the right position to help you out and get your car into good condition again.

And whatever it takes, do not ignore these signs or procrastinate hoping that you can manage the vehicle till the end of the week or months end. The earlier your transmission fluid is restored, the better.

Categories
Maintenance

Automatic Transmission Fluid Is Vital to Car Performance & Longevity; Choose Wisely

Regardless of the car you drive, it’s important to use the proper transmission fluid. And, if your car has a high performance automatic transmission, it’s imperative! The wrong fluid won’t just give your vehicle less performance; it could potentially cause serious damage to the transmission as well. Protect yourself and your car with these tips that will better help you understand and identify the proper automatic transmission fluid to utilize.

How to Check Transmission Fluid

Firstly, you’re going to need to know when to change the fluid in your car. Many regular drivers won’t even think about it, until their car seems as though it’s lagging when changing gears. They’ll pull the dipstick out of the auto transmission, and find that the fluid has gone down, smells bad, and looks dirty. If that’s happened, the damage may have already been done.

If you’re keeping up with regular auto maintenance, you’ll know that for every 30,000 miles you should be changing your car’s automatic transmission fluid. If your car sees a lot of time on the track, you can even step that up to an annual fluid change. This ensures that your car’s fluid is always fresh and optimal.

Choose Automatic Transmission Fluid Wisely

Back in the day, you only had two choices when it came to automatic transmission fluid: Type F, or Dexron. Now though, there’s a plethora of choices out there. This is because car companies are looking to increase the fuel mileage in their cars, and creating lubricants for meeting different sets of requirements. That’s why you have to be careful about the fluid you use, as the wrong one could spell all sorts of disaster for your engine.

Here’s what you have to keep in mind when you’re picking out a fluid for your performance car:

Car Age

If you have a classic car, then the fluid you pick needs to be compatible with it. Newer fluids won’t have been made with your vehicle in mind, and so you need to be very careful. For example, the GM 4L60E is said to work well with Dexron VI. However, that fluid wasn’t even created until 2005, so you’d actually be better off with Dexron III.

Fluid Types, Brands

If you’re driving a Ford car, you may think that you can only use Ford fluids in it. In fact, that isn’t true. In some cases, you may be better off with a different brand of fluid altogether. Don’t be blinded to the right choices, because the brand isn’t ‘right’.

Avoid Universal Fluids

To reduce confusion, some companies are creating universal automatic transmission fluids that are designed to work in all cars. If you’re driving a performance car though, they’re to be avoided. Stick with a single purpose fluid that you know will work in your car.

Synthetic Fluid vs. Conventional Fluid

You have a choice of synthetic or conventional fluids to use in your transmission. The best type in performance cars is synthetic fluids, as they offer higher performance.

How to Change Transmission Fluid

Once you’ve got the right transmission fluid for your car, you’ll need to get it changed. Here’s how you should change your fluid to get the maximum performance. You’ll need to take the transmission pan off to do this, so ensure that you’re blocking the back wheels of your car. Put the car on sturdy jack stands or ramps so you can get good access to the transmission pan itself.

Once you’ve opened the pan, you can either let it drain out this way, or pump it out to ensure that you get as much out as possible. You’ll then need to remove the pan completely, so you can get any sediment or debris out.

Now this has been done, you’ll need to replace the filter and seal. Once this is done, you can them replace the fluid with the new fluid you’ve obtained.

Of course, you can go to an auto mechanic and have this done for you. Many have the equipment needed to get the job done quickly and cleanly. However, you do need to be careful which mechanic you choose to go to. Be sure to do through research on various local mechanics who are familiar with working on high-performance automatic transmissions – ask around and read reviews before you trust just anyone with your car.

As you can see, there are a few things you need to think about before changing your car’s automatic transmission fluid. Do research beforehand, to ensure that you use the proper fluid for your performance car.

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