runs good for about 45 min then starts missing, almost dies. Have to shut it off, restart and it will be good to go for about 10 minutes or less. The mechanic cannot find anything wrong.

Asked by Jun 03, 2010 at 07:05 AM about the Jeep Grand Cherokee

Question type: Maintenance & Repair

1 Answer

355

depending on the year and motor size, it may be a bad wiring harness between the motor and the firewall

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