Chevrolet Cobalt Service & Repair Manual: Automatic Temperature Control Diagnosis & Testing

Air Conditioning & Heater

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ATC Diagnosis & Testing

Accessing Diagnostic Trouble Codes Connect suitably programmed scan tool to the Data Link Connector (DLC) and follow manufacturer's instructions. Clearing Diagnostic Trouble Code ...

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Chevrolet Cobalt Owners Manual. Tire Pressure Light
For vehicles with a tire pressure monitoring system, this light comes on briefly when the engine is started. It provides information about tire pressures and the Tire Pressure Monitoring System. When the Light is On Steady This indicates that one or more of the tires is significantly un ...