Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2010AVEO LT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 39 (ENGINE COOLING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC P0597-P0599CIRCUIT/SYSTEM VERIFICATION
2010 Chevrolet Aveo LT, 4D Hatchback, Standard
Circuit/System Verification
2010 Chevrolet Aveo LT, 4D Hatchback, StandardSECTION Circuit/System Verification
WARNING: This page is about a different car, the 2011 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, observe the DTC information with a scan tool. DTC P0689 and P1682 should not be set.
- If a DTC is set, refer to DTC P0685, P0689, or P0690 .
- Ignition ON, observe the following scan tool control circuit status parameters.
- Eng Clnt Therm Htr Ckt Short Gnd Test Status
- Eng Clnt Therm Htr Ckt Open Test Status
- Eng Clnt Therm Htr Ckt Short Volts Test Status
Each parameter should display OK or Not Run.
- Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.