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Ignition wires may fail and cause engine performance problems on Jeep Cherokee

Problem Description and Possible Solution

Ignition wire failures can cause a rough idle or intermittent engine misfire and there might not be a Check Engine light.

Problem Data
RepairPal Verified
Average mileage: 165,750 (140,000–200,000)
Engine affected: 4.0L 6 Cylinder
8 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1999, 2000
11 people reported this problem
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IGNITION FAULT
Problem unsolved
have replaced pretty much EVERYTHING
ROUGH idle after been driving for a while
throws code cylinder misfire