That's a fun little hose to get off.
![Icon14](images/smilies/icon14.gif)
I used a razor blade to slice the old hose at the firewall. Got tired of playing with it, and it was winning.
![Mad](images/smilies/mad.gif)
When I put the new hose on. I put Dow Corning 111 silcone o-ring lube around the nipple first. It went right on.