Never mind. I didn't realize I only needed to pull the two bolts holding the booster to it's mount. I had already gotten the replacement booster but it was attached to the mount and I had the impression I would need to pull the 4 bolts that attach the mount to the firewall.
I've spent half the day working towards replacing my power brake booster on my 2004 Liberty. I've been following my Haynes guide and everything seemed to be going fine, right up until after I removed the interior panels below the dash.
I've come across this giant, gusseted, gray, plastic panel...