Re: Metal door knob inside rear left.
I would ask a dealer first and see if you can get the part number and price.
If it is cheap (unlikely) just get it from them. The tough bit is getting the part number, then you can have a search online for someone who has one. A wrecker may be another option.
Previous Ride = 2011 JGC CRD Overland
Current Ride = 2014 Silver JGC SRT
with Pano, HK and Spider monkeys.
Mods = CLSTech Ribbon Mod
Best 1/4 13.4@102Mph