It is near the headlight. If you want to replace it, you need to go through the bonnet of your vehicle and access the headlight unit. It may not be easy, though, as other auto parts will obstruct your access. Start with disconnecting the terminals of your battery. Access the back of your headlight unit. Remove the parking light bulb socket and pull it carefully. When it’s out, replace the bulb and then reassemble. If you are looking for a compatible parking light for your jeep, you can find plenty of options here.