R-12 unless it has been converted over to R-134a.
R134a
Unless it has been converted over to R134 it came with R12. I suggest you convert it to R134a. R12 is very expensive.
A 1998 Mercury would use R134a refrigerant.
R134a
R134a
R134a
Mercon V
5W-30
Was built for R12, should be converted to R134a
dot 3
According to the 1997 Mercury Sable Owner Guide , Motorcraft MERCON automatic transmission fluid is used for the power steering fluid
According to the 2002 Mercury Sable Owner Guide : ( Motorcraft MERCON automatic transmission fluid is used as the power steering fluid )