Check Engine Light Code P2181 For a Cooling System Performance Fault on Jeep Grand Cherokee

Submitted by Jim Taddei · May 29, 2025
Published by RepairPal

Problem overview

On Vehicles with a 4.7L or 5.7L V8 engine, the Check Engine Light may illuminate with code P2181 for a cooling system performance fault. Or technicians tell us that updated software for the powertrain control module (PCM) is available to correct this concern.

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