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GMC Truck
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1991
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C 2500 Truck 2WD V6-262 4.3L
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Repair and Diagnosis
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Maintenance
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Service Reminder Indicators
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Coolant Level Indicator Lamp
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Service and Repair
Coolant Level Indicator Lamp: Service and Repair
This lamp will be illuminated when engine coolant level in the radiator drops below a pre-determined level. To turn lamp "OFF," check cooling system, then add coolant to bring system to proper level.