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Early JL owners (18-19), a question please about your rigs reliability so far
AT 86k miles (99% highway miles) , my 2018 JLUR started idling rough and throwing P0304 Cylinder #4 misfire code as well as an occasional Auto Start/Stop disable warning. My Dealership has been troubleshooting the problem for several weeks. They replace #4 coil pack and all new spark plugs, a...- jac1966
- Post #149
- Forum: Issues, Repairs, Warranty, TSB, Recalls