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automatic transmission

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The Meanings of Automatic Gear Shift Letters & Numbers
A break down “PRNDL” and all its varieties, including D1, D2, and D3 modes.
How Long Does an Automatic Transmission Last?
Be aware of how long your automatic transmission is intended to last and the best practices for extending its life.
5 Commonly Overlooked Vehicle Maintenance Items
Brake fluid, auto transmission fluid, and coolant flushes, as well as cabin filter changes and valve adjustments, are all important services.
How to Check and Add Fluid to an Automatic Transmission Car
Checking and keeping your transmission filled with a good level of fluid will help give you a seamless experience when driving.
How to Use Autostick
Autostick gives drivers with automatic transmissions the feel of a manual car. It allows the driver to upshift and downshift for extra control.
What Does the Automatic Transmission/Automatic Gearbox Warning Light Mean?
The automatic transmission warning light means there's an issue with the transmission, possibly the fluid temperature, fluid level, or pressure.
Does An Automatic Transmission Have a Clutch?
Most of the time we think of a clutch in the context of a manual transmission. An automatic transmission does have...
Does An Automatic Transmission Have a Clutch?
Most of the time we think of a clutch in the context of a manual transmission. An automatic transmission does have...
Does An Automatic Transmission Have a Clutch?
Most of the time we think of a clutch in the context of a manual transmission. An automatic transmission does have...
Symptoms of a Bad or Failing Neutral Safety Switch
Common signs of a faulty neutral safety switch include the engine not cranking in park or neutral, not cranking at all, or cranking in any gear.
How to Improve Automatic Transmission Performance and Reliability
The transmission on automatic cars is improved by changing driving habits, maintaining engine performance, and replacing transmission oil and filter.
What Does the DSG Transmission Too Hot Light Mean?
When the DSG transmission too hot light is on, your engine needs to shut off and cool down before serious damage occurs.
Symptoms of a Bad or Failing Kickdown Cable
If you feel that your car's transmission is shifting roughly, too fast, or too slow, you may need to replace the kickdown cable.
How to Buy a Good Quality Transmission
When When it comes to costly parts, the transmission is right up there among the most expensive. Because of that many people opt to purchase a used transmission, which is not usually the ideal route to take. Why is that?...
How Long Does a Transmission Speed Sensor Last?
The The transmission speed sensor measures the RPMs of the shaft of the transmission. While the engine is running, but not moving, then the input shaft of the transmission is not moving either. When the input shaft moves, the transmission...
How Long Does a Transmission Position Sensor (Switch) Last?
All All automatic transmission vehicles have a safety switch in place that only allows them to start if they are in park or neutral gars. The transmission position sensor, also called the transmission position switch, ensures the vehicle is in...
How Long Does a Shift Interlock Solenoid Last?
Modern Modern transmissions are much more advanced than they were only a few decades ago, particularly automatic transmission. There are many new features and designs on the market, ranging from ‘slick’ shifting transmissions to manual shift paddles on the steering...
How to Decide Between Manual and Automatic Transmissions
There There are a lot of decisions that have to be made when buying a new car. Everything from choosing a make, model, and trim level to deciding if upgrading the stereo is worth the extra money. One of the...
How an Automatic Transmission Works
An An automatic transmission allows a vehicle engine to operate within a narrow speed range, just like a manual transmission does. As the engine achieves higher degrees of torque (torque is the rotational power of the engine), the gears in...
How an Automatic Transmission Works
An An automatic transmission allows a vehicle engine to operate within a narrow speed range, just like a manual transmission does. As the engine achieves higher degrees of torque (torque is the rotational power of the engine), the gears in...

Related questions

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No bus
Hello and thank you for contacting YourMechanic. First check all of the fuses on the fuse box in the cab for any of them that could be blown out. Sometimes fuses can pop when hooking up a fully charged battery...
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Won't stay running
Hello and thank you for your question. It seems to be the transmission that is causing the engine to stall out when you are putting the vehicle into drive. The transmission could have a converter clutch lock up issue causing...
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Window regulator stopped working
Hello, there are a variety of causes for the power window regulator to fail. The most likely would be the regulator, switch, and regulator motor. Given that these have been replaced it should take care of the issue. Humidity can...
Question
Will a 4.0l engine and AWD 6 speed automatic from the 2007/8 Pacifica fit in the 2005 Pacifica?
You cannot use the engine and transmission combination in your vehicle. Your vehicle is not AWD and the two computer systems are not the same. The two have different wire harnesses as well as different body designs. I recommend not...
Question
Why does my car overheat at idle
Your car is only three years old and so should not need transmission fluid. If the level was low, you should check to be sure there is not a leak. It's very easy to overfill the transmission so it would...
Question
What's wrong with my car
The oil light will come on if the oil pressure drops too low for adequate lubrication of moving parts in the engine. If the light does come on, you should quickly shut off the engine, but only once you are...
Question
What type of transmission fluid should I use?
Just like engine oil, it’s important to have the right type of transmission fluid in your car. Adding the wrong type can be very bad. For automatic transmissions, Honda recommends using Honda ATF DW-1. For manual transmissions, Honda recommends manual...
Question
Very low rpm
Hi there. From the description you have given, I believe you are stating that your vehicle has no power, and you are only able get to 35-50 mph and nothing over 1500 rpm. You also stated vehicle runs great, which...
Question
Transmission?
Hello. Thanks for your question about your Check Engine Light (CEL) illuminating for what appears to be a transmission issue. There are both electronic and hydraulic controls in your transmission that control shifting. The electronic controls use sensor inputs and...
Question
Transmission slipping only in reverse
What a technician would do is first check the level and condition of the transmission fluid on your 2001 Audi A8 Quattro. Next, they would use a Volkswagen-compatable scan tool which will allow the Transmission Control Module (TCM) to be...
Question
transmission slipping
The transmission internal clutches may be worn out or the fluid is very low causing the issue. Check fluids first and if level is low then locate leak and fill system to see if it corrects issue or the transmission...
Question
Transmission problems
A diagnostic is only meaningful if there is a specific identification of a part or parts that have failed, are worn out, defective or the like. The bearings in the differential that you refer to are not visible for inspection,...
Question
Transmission problem
Of course, be sure the transmission fluid level is correct, the fluid is not contaminated and the filter is not clogged. A fault like the one you are describing is likely to be due to a hydraulic control issue. If...
Question
Transmission not shifting into gear.
Either the transmission is slipping harshly or something broke inside the transmission making the gear drives not work properly. Make sure that the transmission fluid is full and red in color. If the fluid is full and red in color,...
Question
Transmission fluid
If you are having problems with your transmission, assuming that your vehicle is equipped with a dipstick to check the fluid level, first make sure the fluid level is correct. Incorrect fluid level can cause transmission problems. Assuming normal service...
Question
Transmission filter
You may have more than a transmission filter problem. You should have a transmission mechanic like one from YourMechanic come and check the vehicle for the problem and isolate the causes of the loss of vehicle speed. It may be...
Question
Transmission does not shift properly
This may be a result of low transmission fluid or potentially a faulty transmission control module. A faulty transmission control module may cause a delay in acceleration or erratic shifting of gears. The transmission control module has various sensors such...
Question
Transmission
An appropriate diagnostic to resolve your issue is a failure to shift inspection. Of course, first check your transmission's fluid level and condition. A really low fluid level can cause shift difficulties. Typically, if a transmission fails to automatically shift...
Question
Transmission
Hello. From what you are describing it seems as though the transmission fluid has leaked out. There is a rubber hose that conveys transmission fluid to the radiator for cooling (through a sealed heat exchanger). That hose could have leaked....
Question
Transmission
Hello there, The Chevy Aveo most certainly does come with a 4 speed automatic transmission. The 5th gear you may be feeling is the overdrive function of the 4th gear. 18 mpg seems quite low for this size of vehicle...

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