Hi Carnity Members,   I recently bought a JKU2015 satisfying a long term dream of owning one, and to start exploring the desert sands. The car has been sparingly used for the last year by the previous owner , run  54K km and the last service with oil change was in Dec 2019 @45K Km. I have couple of questions, which could be very basic, but i believe the answer should be with this group of experts and long term owners .   Any guidance would be a huge huge help for me, as a new