Any Jeep technicians out there?

REMOVAL

  1. If equipped with power seats, move the passenger seat to the most forward and upright position or if equipped with manual seats, move the passenger seat to the most forward position.
  2. Cycle the ignition to the Off position. Be certain that all electrical accessories are turned off.
  3. Remove the battery cover.
  4. Disconnect and isolate the main battery negative cable by removing only the captive nut securing the terminal end to the post.
    NOTE: If equipped with an Intelligent Battery Sensor (IBS), disconnect the IBS connector first before disconnecting the negative battery cable.

    Open In New Tab Zoom/Printimage
  5. Disconnect the vent tube from the supplemental battery (1).
  6. Disconnect the supplemental negative battery cable and position aside (3).
  7. Disconnect the supplemental positive battery cable and position aside (2).

    Open In New Tab Zoom/Printimage
  8. Remove the battery hold down nut (1) and remove the battery hold down strap.

    WARNING:Wear a suitable pair of rubber gloves when removing a battery by hand. Safety glasses should also be worn. If the battery is cracked or leaking, the electrolyte can burn the skin and eyes.
  9. Remove the battery from the vehicle.
This is what Alldata has for the auxiliary battery location and removal, note is is mounted with the main battery terminals 2&3 in pic