Posts Tagged: P0597

Troubleshooting the :Chevy P0597 Code

Common Issues with the Chevy P0597 Code A Chevy P0597 code indicates an issue with the thermostat heater control circuit. Specifically, this code is triggered when the Engine Control Module (ECM) detects a problem in the circuit that controls the thermostat’s heating element. The thermostat heater helps regulate the engine’s temperature by controlling the flow of coolant, and a malfunction in this system can affect engine performance and efficiency. Late-model engines use an electrically heated thermostat. A Chevy P0597 Code is defined as: Engine Coolant Thermostat Heater Control Circuit Trouble. … Read More