RE: 2013 Jeep
We just picked up ours on Saturday, Diff. between the 2012 and the 2013, Better cloth used on the seats, and they went to the Alpine stereo. The head problem was a casting problem with the 2012's only as the 2013's have a new part numberfor the heads. We bought the Rubicon, Very nice.
RE: Starving for fuel and losing power
have you tried putting a fuel pressuregauge on it to see what the pressure is when it starts acting up? Maybe it has a 2 filters
RE: HWH Jack springs broken
I just installed a set on my rear pass. side. It went on very easy. PM me and I can explain it to you. I bought themat a local RV dealer in theFresno area