I took carb cleaner sprayed it in the line, then used some silica sand put some in one end, then used my compressor and blew it out. Did this 3/4 times. Worked for me. Just make sure you get all the silica out.
The line was off the car, I would not do this while it's on the car, be way to messy
The line was off the car, I would not do this while it's on the car, be way to messy