If you are a new driver, you may be wondering just what is transmission fluid? The purpose of transmission fluid is to lubricate all the surfaces and components of the transmission, preventing excessive friction and overheating. It is a viscous fluid that transmits power from the engine to the transmission. It has been said that transmission fluid could remain in your vehicle for its entire lifespan without changing it, although some mechanics will advise to change it about every 30,000 to 50,000 miles, depending on your driving conditions.
It’s a good idea to check the level of transmission fluid every few months as overtime, transmissions can develop leaks due to worn out or damaged components, and the level of fluid can become dangerously low. If you’re wondering how do you know when you need transmission fluid, here are a few signs to watch for: