THE CONNECTOR TO THE FAN BLOWER MOTOR RESISTOR BURNED UP AND MELTED ON MY 2004 CHEVROLET SILVERADO 1500. THE TECHNICIAN THAT WORKED ON THIS VEHICLE SAID THAT THE CONNECTOR SHORTED OUT, CAUSING THE RESISTOR PLUG TO BURN UP. HE ALSO STATED THAT THIS WAS COMMON IN CERTAIN GM VEHICLES. CHEVROLET SAID THERE WAS NO PROBLEM.*AK