1956 GMC Suburban Heater Control Valves
- Brothers Trucks®Heater Control ValveGMC Suburban 1956, Heater Control Valve by Brothers Trucks®. Controls the flow of hot water into and out of the heater core. A defective valve in a 1955 of 56 can be the cause of water leak into the cab. 55-56 Valve has 5/8 in & outlet...High quality at an affordable priceExpertly made from premium materials$89.99