1993 GMC W-Series Heater Cores
- gpd®HVAC Heater CoreGMC W-Series 6.5L 1993, HVAC Heater Core by gpd®. Heater cores transfer heat from the engine's cooling system to the inside of the vehicle. Thermostat housing and water outlets are connections that transfer coolant between the...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$31.41