GM Service Manual Online
For 1990-2009 cars only
Makes
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Chevrolet
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2007
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Optra - Mexico
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Vehicle Control Systems
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Vehicle DTC Information
🢒 Symptoms - Engine Cooling
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
•
Cooling Fan Circuit Diagnosis
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Engine Overheating
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Loss of Coolant
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Thermostat Diagnosis
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Coolant Heater Inoperative
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Engine Fails To Reach Normal Operating Temperature
