you loosen all the bolts and drop one corner. or you can take it and have a fluid exchange done at an auto repair shop
700 R4 transmission.
It is on driver side of Transmission behind the shift linkage
by wackin it ;)
http://www.alldatadiy.com/
Yes.
My 1990 Chevy celebrity does not have a drain plug on the transmission pan. Your car probably does not have one either. You could break loose a transmission line from the radiator and add fluid in the dipstick tube while the car is running until the color of the transmission fluid clears up. I am guessing you are trying to change the transmission fluid. This is how I changed my transmission fluid there are lots of videos on how to do this on youtube.
3/4 ton.
Remove the transmission oil pan
Place something to catch the engine coolant beneath your 1990 Chevy Corsica radiator. Remove the radiator drain plug with a 9/16 ratchet. The engine coolant will drain out.
That would be the 700R4
YES, They are the same engines. That would be a direct bolt in.
Most drain plugs are on the bottom of the radiator they are called (pee-cocks). Some look like a wing-nut and sometime they look like bolts. It would be best if you look near the bottom on the radiator on either sides of the radiator for the drain plugs. I