![Do Transmission Fluid Additives Work?](https://blog.amsoil.com/wp-content/uploads/2016/09/Transmission_Gears_1200px.jpg)
![](https://blog.amsoil.com/wp-content/uploads/2016/09/Transmission_Gears_1200px.jpg)
Do Transmission Fluid Additives Work?
Transmission additives supposedly fix erratic shifting, leaks and other problems. However, testing has shown they can make transmission performance worse.
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