1. Locate the transmission fill plug. It is typically located on the side of the transmission, near the top.
2. Loosen the fill plug.
3. Insert a funnel into the fill hole.
4. Slowly add ATF until the fluid level reaches the bottom of the fill hole.
5. Replace the fill plug.
It's important to use the correct type of ATF specified in the owner's manual for your vehicle. Overfilling the transmission may cause it to malfunction, so be sure to check the fluid level carefully.