Originally Posted by
VALK
Is it OK to mix the Prestone with The CHF-11s? My PS fluid is a bit low right now however it says that the CHF 11s is a green color and the fluid that is currently in there does not appear green.
I was planning on buying the prestone equivalent and just topping it off but I have heard on some other forums not to mix power steering fluids.
If only I knew which fluid was currently in there...

Thoughts?