RAM 3500 Truck 4WD V8-5.7L VIN D (2003)
below the exhaust manifold in the rear of the engine.
OPERATION
The heater warms the engine coolant providing easier engine starting and faster warm-up in low temperatures. Connecting the power cord to a
grounded 110-120 volt AC electrical outlet with a grounded three wire extension cord provides the electricity needed to heat the element.