Originally Posted by toreador4x4
You can not put ATF in a steering rack, you can out atf in a steering box though. i would use valvoline syn power synthetic power steering fluid, thats what i use in everything and i like it because it quiets those ford steering pumps.
wow my truck came with ATF in the power steering system from the factory!
maybe i should post the TSB from ford stating to use mercon V in power steering systems because ford is not making regular mercon anymore.