Automatic Transmission and Transaxle Information
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Whether you're looking to save money by doing some of your own transmission service and repair work or you simply want to educate yourself about your transmission and driveline so that you are better prepared to deal with a problem when something goes wrong, you'll find the information and resources you need right here.

► Learn how to diagnose transmission problems

► Learn how to deal with repair shops and lower your repair costs

► Learn the secrets to a long-lasting and trouble-free transmission

► Learn how to service and repair your transmission

► Learn fair costs for transmission rebuild and replacement

Note: When working on or around any vehicle injuries can and do occur.  Please read these Safety Precautions before starting your next automotive service/repair project.

Learn the correct procedures for checking your transmission fluid level.  Many people do it wrong.

A Library of "Do-it-Yourself" Service and Repair Guides 

Learn how to check the condition of transmission fluid, what the different conditions mean and what, if anything, you need to do to keep your transmission running smooth.

Keeping clean fresh fluid in your transmission is the number one thing you can do to protect the transmission from premature failure.  These DIY transmission fluid and filter change procedures are easy to follow.

A transmission fluid flush can be performed without a transmission flush machine - and it's safer for high mileage vehicles.

Nothing is more frustrating that getting into your car and the gear shifter lever being locked in Park.  Here we explain how to release the shifter, the causes, how to repair and the estimated cost.

The neutral safety switch is a safety feature that prevents the engine from starting when the transmission or transaxle is in gear.  When the switch fails, the engine may not crank or it may start in gear.

Installing an auxiliary transmission oil cooler can protect your transmission from overheating and failure. Excessive heat can ruin a perfectly good transmission very quickly. Coolers are inexpensive and easy to install.  

Vehicle owners become aware of a transmission fluid leak either when checking the fluid level and seeing that it is low or seeing a red colored fluid on their driveway or garage floor. 

What fluid type do you need for your specific transmission? Use this guide to find out.

If you facing a transmission rebuild or replacement, you can reduce the cost considerably by removing and re-installing the transmission yourself.  Here we provide step-by-step instructions for removing the transmission. 

A step-by-step guide for installing an automatic transmission in a rear wheel drive vehicle.

For most vehicles, the speed sensor is plugged into the transmission (or transaxle).  When the speed sensor fails the speedometer stops working and shifts may become erratic.  Replacing a speed sensor is easy.

Don't know your transmission model yet? Scroll down to find your transmission model by vehicle

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Fair Remanufactured Transmission Cost
By Transmission Model

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