Tried it - pump motor and wiper motor make noise... no fluid.Front and rear draw from the same bottle up front. With engine off, but ignition on, try to spray the rear window. Do you hear the motor?
Start with this: How to Clear Clogged Windshield Washers: 9 steps (with pictures)Tried it - pump motor and wiper motor make noise... no fluid.
I guess that means it is an issue in the line? How the crap am I gonna find that?