HVAC Heater Core for Chevrolet Silverado 3500 - Four Seasons. Part Type: HVAC Heater Core. 2001 Chevrolet Silverado 3500. Aluminum Heater Core. 2002 Chevrolet Silverado 3500. Heater Core. 2003 Chevrolet Silverado 3500 Except RPO Code D07; w/o Custom Center Console; w/o Rear Vents In Center Console;.
