Where does the transmission fluid go for a 2004 Ford Explorer?

In a 2004 Ford Explorer, the Transmission Fluid is added through the transmission dipstick tube. To check or add fluid, you should locate the dipstick, usually marked with a yellow or red handle, and use a funnel to pour the fluid in. Make sure the vehicle is on a level surface and the engine is running to get an accurate reading. Always use the recommended type of transmission fluid for optimal performance.