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GMC Truck
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1989
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G 3500 1 Ton Van V8-454 7.4L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Engine - Coolant Temperature Sensor/Switch
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Radiator Cooling Fan Temperature Sensor / Switch
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Locations
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Coolant Temperature Sensor
Coolant Temperature Sensor
RH Side Of Engine
Applicable to: G Series w/V8-454/7.4L TBI Engine