The NP-249 uses Dextron II or ATF Plus/Type 7176 (or their superceding fluid type) automatic trans fluid.
Dextron III
That is 80 weight.
ATF. Usually Dexron III. For heavy duty (off roading) I use 80/90 gear oil. Royal Purple is the best in my opinion
ATF+4
Valvoline 80W-90 gear oil.
Motorcraft MERCON automatic transmission fluid is used in the transfer case for the 4x4 and all wheel drive systems
The automatic transmission takes Motorcraft MERCON - " V " - automatic transmission fluid The transfer case takes Motorcraft MERCON - automatic transmission fluid
Motorcraft MERCON automatic transmission fluid in the transfer case ( according to the Owner Guide )
The Pontiac Grand AM does not have a transfercase. A transfercase is on a 4x4 truck or on a All Wheel Drive vehicle.
Yes.
According to my Haynes Ford Explorer repair manual : ( MERCON automatic transmission fluid is used in the transfer case of a 1993 Ford Explorer )
There are 2 threaded plugs on the back side of the transfer case. The upper one is the fill plug, lower one is the drain plug.