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transmissions

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How to Replace a Transmission Position Sensor (Switch)
Transmission position sensors (TPS) switch ensures a car is in Neutral or Park when started and shuts the car down if it's not in the right gear.
Symptoms of a Bad or Failing Crankshaft Harmonic Balancer
Common signs include engine vibration, misaligned timing marks, and a separated harmonic balancer.
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.
Symptoms of a Bad or Failing Transmission Oil Pressure Switch
Common signs include the vehicle entering "limp" mode, having difficulty shifting, and its engine RPM being higher than it should be.
Symptoms of a Bad or Failing Transmission Speed Sensor
Common signs include harsh or improper shifting, cruise control not working, and the Check Engine Light coming on.
Symptoms of a Bad or Failing Universal Joint (U-Joint)
Common signs include a squeaking noise, clunking sound when shifting, vibrations in the car, and transmission fluid leaking.
How Long Does a Kickdown Cable Last?
In order for a car to run smoothly, the engine and the transmission will have to work together. With all of the different components in the engine and transmission of a car,...
How Long Does a Shift Interlock Solenoid Last?
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...
How Long Does a Shift Selector Cable Last?
When you put your gear selector in drive, you expect to be able to move forward. When you shift to reverse, you expect the car to back up. When everything’s working...
How Long Does a Throttle Body Last?
There are so many components involved in a vehicle running properly, but some of the main ones are rather basic in their role. The throttle body is one of those parts. This...
Symptoms of a Bad or Failing Transmission Position Sensor (Switch)
Common signs include the car not starting or moving, transmission going into a different gear than selected, and the vehicle going into limp mode.
How Long Does a Transmission Position Sensor (Switch) Last?
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...
How Long Does a Transmission Speed Sensor Last?
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...
How to Know When Your Transmission Is Not Working
Most vehicles use some sort of transmission to transfer the power generated from the engine, into usable power that can turn the wheels. There are two common types of transmissions...
How to Replace Transmission Fluid
Whether you have a manual or an automatic transmission in your vehicle, the transmission fluid is one of the most overlooked fluids when it comes to maintenance. Forgetting to...
How to Double-Clutch Downshift a Manual Transmission Car
Learning how to double-clutch downshift on your cars manual transmission can optimize your acceleration, deceleration, and help maintain components.
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.
How to Replace a Transmission Oil Pressure Switch
A transmission oil pressure switch relays measurements from the pump. If the filter is clogged, this switch puts the transmission into limp mode.
How to Replace a Transmission Speed Sensor
Transmission speed sensors accurately calculate a car's road speed. If this sensor is faulty, a Check Engine Light will indicate the driver.

Related questions

Question
Motor on frame
If the "original" engine/transmission assembly was NOT interfering with the frame, and yet the replacement does, that means one of two things (or both) has occured: 1) the mounting bosses on the replacement block are in a different position than...
Question
If I can put on a dolly for long mileage
Hello, thank you for writing in. The vehicle's owners manual should have a good amount of information on how to handle towing for the vehicle. Typically automatic transmissions do not want to be towed via dolly for more that 30...
Question
Is it my transmission?
Hi There, 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...
Question
Jerking
Hi There, This may be a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer activates...
Question
2006 nissan quest when put into gear or driving there's a loud clunk
One common cause of such noise is a failed outer CV joint on the CV axle. If you peer behind each front wheel, underneath the vehicle, and use a very bright focused light to shine on the rubber boots that...
Question
ATF drain and fill or not?
Changing the transmission fluid and the transmission filter could extend the service life of the transmission. Be sure to change the filter though. Use a NEW pan gasket, preferably the Toyota OEM (dealer supplied) gasket. Synthetic fluid is recommended. I...
Question
Hit a tire and oil spilled
There is engine oil in a pan beneath the engine (close to the ground) as well as transmission oil in a similar "pan". If you have an automatic transmission, a possibility is the tubes or hoses that connect to a...
Question
just started making a clunking noise,runs good nothing loose
Check the transmission fluid level to see if it is full. If the filter was replaced, depending on the type and configuration, the filter could even be banging around. "Clunking" noises are very typical of failed outboard CV axle joints....
Question
What could be the problem ?
Hello There, This may be a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer activates...
Question
Car jerks when shifting higher
Hello, This may be a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer activates a...
Question
Have no reverse and a transmission fluid leak
I would recommend having your transmission inspected by a certified transmission expert to determine the exact cause of this issue. It is very possible that some internal damage has occured to the transmission from the loss of fluid. It is...
Question
Engine races or revs while driving.
Hi There, This may be a sign of low transmission fluid or a faulty transmission control solenoid. As you’re going down the road, the car’s computer analyzes data being sent by vehicle speed sensors and engine speed sensors. Based on...
Question
Transmission will not go into gear when warmed up
Hello. From what you describe it would appear that your vehicle may be experiencing some sort of potentially serious transmission issue. If the transmission was having issues prior to mixing in the additive it may be possible that doing so...
Question
Transmission is slipping
Hello. From what you describe it would appear that your vehicle may be experiencing some sort of issues with the transmission or clutch. If it is a manual transmission and appears to be having trouble staying in gear, or transferring...
Question
Transmission problems
Hello. From what you describe it would appear that your transmission may be having some potentially serious issues. If the issues suddenly appeared after difficult shifting and a noise it could be possible that the transmission suffered some sort of...
Question
The clutch went out and i cant find one. Can I convert my transmission to an AWD?
Hi there. If you wanted to convert your transmission from a manual to an automatic all-wheel drive, then you will have to change the transmission from a manual to an automatic and change out the shifter from a manual shifter...
Question
Hi Guys My car doesn't want to select gears anymore. I have to force the gear in everytime. could it be a problem with the gearbox
The problem may be the transmission clutch is not disengaging enough to allow the gear change. Have the clutch checked first for proper operation. If clutch is operating good then the problem is with the synchronized gears inside the transmission...
Question
Transmission will not sift up from low
What you are describing may be a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer...
Question
Delayed shifting
Hi There, You may be correct in that this may be a result of a faulty speed sensor, potentially low transmission fluid or a even a faulty transmission control solenoid. As your vehicle travels down the road, the computer analyzes...
Question
Poor shifting the first few minutes every time
If the transmission is only acting up when you first start up and until the transmission warms up a little is going to be the seals and Teflon rings inside the transmission are leaking fluid pressure most likely. The leaking...

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