NO. If you keep finding yourself ADDING Transmission Fluid often and you have no leaks but the transfer case is over full then you need to remove the transfer case and replace the seal in the transfer case where it bolts to the rear of the transmission.
1999 Chevy Tahoe automatic transfer case requires 2.2 qts
The transfer case fluid on a 1985 Chevy Suburban should come to the bottom of the filler hose. It must be on a level surface to accurate measure fluid levels.
2.5 QTS.
Full it until it starts drizzling out of the fill hole on the transfer case.
Dexron. Automatic Transmission fluid
get the seals checked out around the transfer case and tranny
That year requires--------DEXTRON VI fluid.
Dextron II
The fill plug is on the left side of the transfer case. You remove the fill plug, and the fluid should come to the bottom of the fill plug.
It holds 4 quarts>
11.2 quarts
Remove all wires attached to the transfer case. Remove the driveshafts. Drain the fluid out of the transfer case. Place a transmission jack under the transfer case. Unbolt the transfer case from the transmission. Unbolt the crossmember the transfer case rests on.