Operation CHARM
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GMC Truck
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1991
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G 3500 1 Ton Van V8-305 5.0L
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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 Switch
Coolant Temperature Switch
Engine Wiring & Components:
LH Cylinder Head
Applicable to: 5.0L/V8-305 & 5.7L/V8-350 G Series