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This is a Hemi. I have a code P2181 and vehicle sounds like engine is revving very high, but tachometer remains steady

(2007 Jeep Grand Cherokee)
in Tilton, IL on April 04, 2016
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The code is for Cooling system performance. Start by checking your coolant level. There is also a Technical Bulletin out for reflashing the PCM if this code persists. We would be able to help with diagnostics and reflashing if necessary. You can call us at 217-469-2018 for further assistance if needed.
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The code is for Cooling system performance. Start by checking your coolant level. There is also a Technical Bulletin out for reflashing the PCM if this code persists. We would be able to help with diagnostics and reflashing if necessary. You can call us at 217-469-2018 for further assistance if needed.
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