One problem related to catalytic convertor has been reported for the 2012 Jeep Grand Cherokee. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Jeep Grand Cherokee based on all problems reported for the 2012 Grand Cherokee.
The contact owns a 2012 Jeep Grand Cherokee. While driving various speeds, the check engine indicator illuminated. The vehicle was taken to an independent mechanic where it was diagnosed that the catalytic converter needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 60,000.