This is your Power Steering pump failing, I would suggest replacing it sooner rather than later.
how do i change out a power steering switch on a 2001 mercury sable with a 3.0 engine?
There is a pressure release screw or bleeder on the power steering system in a 1999 Mercury Sable wagon.
You can find a power steering diagram for a 1999 Mercury Sable in the owner's manual. You can also find it at certain auto part stores.
According to the 2004 Mercury Sable Owner Guide : ( Motorcraft MERCON automatic transmission fluid is used as the power steering fluid )
Motorcraft MERCON automatic transmission fluid is used as the power steering fluid ( according to the 1998 Mercury Sable Owner Guide )
According to the 1997 Mercury Sable Owner Guide , Motorcraft MERCON automatic transmission fluid is used for the power steering fluid
According to the 1998 Mercury Sable Owner Guide : ( Motorcraft MERCON automatic transmission fluid is used as the power steering fluid )
According to the 2002 Mercury Sable Owner Guide : ( Motorcraft MERCON automatic transmission fluid is used as the power steering fluid )
According to the 2000 Mercury Sable Owner Guide : Motorcraft MERCON automatic transmission fluid is used as the power steering fluid
Yes
IT SCREWS DIRECTLY INTO THE PRESSURE LINE.
Yes - in fact very few cars have been built that didn't have power steering since the early '80s or so.