Is there carpet in it? If not, that little tranny and engine puts off a lot of heat, that could be the main reason. Might need to check the fluid in your tranny or engine too, could be getting low, and if it's 108 degrees outside that could be it too. See if the fluids are ok, and if so... you'll love it this winter. :-)
You may have blown a head gasket. Stop driving it until you can find out.
Sounds like the rotors are warped from getting too hot. Time to have to old one turned or replaced.
inside the panes
That would depend on the condition on the jeep.
You must program a favorite wash cycle to use hot wash. They describe it in manual as "cleaning the inside of your ecosmart".
Check ground. if that's ok, use a test lite to see if it is hot (hot wire). If it is, pump is shot.
You have to drop the fuel tank from the jeep. The pump is inside
Your exhaust runs through the skid plate which can trap the heat making the floorboard very hot, check your catalytic converter though, if it is getting too hot it may be clogged or you may be overheating it with an inefficient carb setting.
fire=hot
Blend door probably broke inside the HVAC box.
Inside the distributor.Inside the distributor.
The fuel pump on a Jeep Wrangler is inside the fuel tank.