I removed the glovebox and some other pieces of trim when I fixed my leaky firewall last summer (took 5 minutes). I worked in, around, and up behind parts of the air conditioner and if I recall correctly there should be plenty of room for you to work (or at the very least get a much better look at whats going on). I'd also reccomend taking out the front seat on that side so you can get yourself right up under that dash. Just my .02