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Home >> GMC >> 2000 >> Savana G2500, Van Cargo Extended, 5.0 M >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Analog Instrument Panels >> Operation >> Gauges >> Engine Coolant Temperature

Engine Coolant Temperature

Engine coolant temperature gauge responds to resistance of Engine Coolant Temperature (ECT) gauge sensor. Change in sensor resistance, changes current flow through engine coolant temperature gauge, moving pointer toward appropriate reading.