Where does the tranny dipstick tube go. on 1990 Dodge Dakota

I have a 1988 dakota 2wd 3.9l v6 and i went to check tranny fluid no dipstick or tube so i bought one now cant seem to find where it go into tranny pan!

2 answers
Automatic???
It is against the firewall on the left side facing the engine or drivers side of the vehicle. It fits into the tranny below,and needs an 0 ring at the bottom of the tube before putting it in. It hard to spot so use a flashlight and look down the firewall to the hole in the tranny.