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How to Change the Battery on a Jeep Wrangler

Model: Jeep Wrangler MK 3, JK - Years 2007-2018
Part: Battery

If you need to replace the battery on this model of vehicle, the following description provides the procedure and steps to work safely. Once you open the bonnet, you will find the battery located on the right side. First, disconnect the negative terminal, followed by the positive terminal. Then, use a spanner to unscrew the nuts securing the upper crossmember. Remove the old battery and replace it with the new one, then reconnect the positive terminal first, followed by the negative terminal, and finally re-tighten the nuts securing the plate.

Updated on 21 July 2026 by ScegliAuto

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