Posted 3/17/2009 09:27 (#647267 - in reply to #647063) Subject: RE: What kind of oil do you run in your Semi's power steering?
OUr Macks also call for 15-40 but the old ones had atf. When the power steering pump seal goes bad on a Mack it starts pushing motor oil into the power steering reservoir. Just changed one last week. $650. WTF
What kind of oil do you run in your Semi's power steering?
