Ok, I'll give you motor oil, and coolant, but there's no where that allows substituting brake fluid, transmission oil, differential oil, or even powersteering fluid. Not a word about any of those in my 2011 gcr.
I found brake fluid... 6 Brakes a. Pads linings and fluid
9.3.37. OIL AND OIL ADDITIVES
Any oil or oil additive may be used. Oil additives are defined as: Any liquid or particulate compound(s) delivered into the engine via the engine oil for the purpose of friction/temperature reduction, and/or metal surface conditioning(i.e. PTFE resins (Teflon, “Slick-50”), Molybdenum Disulfide, etc.).