Get engine warm (by running a few minutes) and check the level on tranny dipstick and add until it is in the proper range. Use proper tranny fluid, it usually says what to use on dipstick.
You could try changing the transmission filter and the fluid.
If you are just dropping the pan to change the filter probably about 4 to 5 qts.
There is no drain plug assuming it is an automatic transmission it is drained when removing the transmission pan and changing the transmission filter.
yes you have to
Changing your transmission filter will help in improving the slipping under load.
The transmission filter will be located inside the transmission. Their is no need to replace it if you flush it. A flush will clean everything and rinse the filter
The filter is located inside the transmission just inside the bottom pan.
Yes, it has a filter but it never needs changing until the transmission is rebuilt. It is a lifetime filter.
No, Fluid, filter, and gasket
To change the transmission filter on your vehicle you have to drop the transmission pan. Once you get it down you will see the filter. It comes out by pulling it down and twisting it a little.
Fill the transmission filter with transmission fluid before you put the new transmission filter on. You probably will not need to add any transmission fluid.
yes change the filter & the fuel can solve your problem