Nooo, you said "it is the starter" not "something to do with the starter"
It could still have been the battery when you said it wasn't the battery. Lack of being able to jump start it and the lights still working doesn't mean anything on newer vehicles. I believe post #6 and #7 were right on. Proper diagnosis >>> guessing lol
Only post #6 and #7 huh?
2008 Jeep Commander 3.7L V6 4x4, Rocky Road 2.25" lift, Bilstein Struts, Monroe Sensa-Trac Load Leveler Shocks, Rusty's Adjustable Track Bar, K&N CAI 63, Flowmaster Super 44 Offroad Muffler, Bull bar w/ driving lights.