Sinotruk Howo A7 T5G Heater Blower Resistor, OEM Number WG1664821018, Quick Defrost

Weichai (CN) HOWO A7 T5G heater resistor (original OEM WG1664821018) uses reinforced welding process and high-temperature insulating material; continuous operation life is about 15% longer than some original factory batches. By adjusting resistance, it controls blower motor speed and, with rapid defrost mode, improves windshield defogging efficiency. Fits HOWO A7, T5G series; installation requires removing the under-dash panel, disconnecting harness plug, and unfastening two screws; difficulty level medium.