this question should be listed under automobile repair
The fluid is drained by removing the transmission pan.
A 1994 Dodge Ram 350 takes four quarts of transmission fluid. The fluid should be changed every 30,000 to 40,000 miles.
The fluid goes down the dipstick tube.
About 8 total.
ATF+3 or +4
The fluid is added down the dipstick tube.
Standard tranny's don't have dipsticks. Theres a plug on the side of the tranny to check/fill the tranny fluid. The fluid should come up to the bottom of that plug hole when sitting on a level surface.
Chrysler calls it a 42le
go on bing.com
Mopar ATf+4
Mopar ATF+4 type 7176
A 1994 Ford Econoline Van uses standard Mercon type transmission fluid. This fluid is used extensively in most Ford vehicles.