Express, Savana, G1500, G2500, G3500, 1998-2005

Engine Coolant Temperature (ECT) Sensor

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Fig.

PinWire ColorCircuit No.Function
1BLK407Low Reference
2YEL410ECT Sensor Signal

Coolant temperature sensor connector on 2003-2005 4.8L, 5.3L, 6.0L

 
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