According to the 2005 Ford F-150 Owner Guide :
Motorcraft MERCON automatic Transmission Fluid is used in the TRANSFER CASE
80/90 weight gear oil
Youre truck or blazer shold have new process 203 transfer case in which case you should youse youre manuals recommended gear oil most likely 90 wt
80 lbs
About 1.5 quarts
Should be on the left side of I/P area, behind knee bolster, above parking brake assembly.
If you are talking about the transfer case on the transmission....it would be any brand of 90 weight oil.
electric actuator (range selector)
yes if the proper weight
For what?? engine, tranny, transfer case.........???
Motorcraft MERCON automatic transmission fluid in your 4x4 transfer case
Mopar ATF+4
auto trak 2