What/why does my battery drain in my 2006 dodge grand caravan act 3.3L immediately? Like for example I have to use my jump pack to jump start the battery almost every time

Starting and charging system issues follow the same diagnostic troubleshooting flow chart. First, check the battery to determine it is good and fully charged and able to sustain a load. Second verify all connections are secure, clean and in good condition. Third once the vehicle is started, check charging system output to verify it is sufficient to maintain battery charge while the vehicle is operating and drawing resources from the battery. This means electrical voltage and amperage is sufficient. Finally, you will want to make sure that there is no parasitic draw occurring while the vehicle is off and you are not in it. This means that nothing is draining the battery while you are away from the car. By following those steps, you will absolutely find out what the problem is. Seek local diagnostic guidance for assistance: https://repairpal.com/auto-repair-near-me