Originally Posted by FanOfSkynyrd
Not sure about the 2001s, but my 04 Mach 1 uses ATF in the power steering, at least that is what the shop manual calls for
ATF, Power Steering fluid, Brake fluid... It's all hydraulic oil with different additves to prevent foaming, moisture contamination, etc.
ATF and power steering fluid are very much alike.
Check where the Hydroboost bolts to the firewall OP...