Originally Posted by 01grand
I've never had an issue with valvoline fluid, ran it in my 93 ZJ and now in my 01 WJ with no problems. Says right on it that it meets chrysler spec 5931 for power steering fluid. But good thing I do my research, the spec for 05+ is MS-10838 so the valvoline won't work. (pause while I eat my words) Amsoil claims their fluid is compatible, but I would double check. Looks like the dealership is the best option for ya.
The WK power steering pump also powers the fan, so regular fluid will not cut it. Only buy the dealer fluid for the WK