Interchanges with # 74605, 20159, 277602. 1977-80 Buick with air conditioning. 1971-80 Pontiac with air conditioning. 5/8" hose x 1/2" male pipe. Vacuum operated, vacuum closes valve. See photos for details.
4Seasons / Everco HEATER CONTROL VALVE p/n 5862 - 74620
Everco H1248 Heater Control Valve 1959-1965 Cadillac Series 75 Limo NORS
Everco H1230 Heater Control Valve 1961-1962 Pontiac Tempest LeMans NORS repl
Everco H2978 Heater Control Valve 1976-1979 Buick Opel Isuzu 5/8" NORS
HVAC Heater Control Valve-Heater Valve Everco 5970
NORS 69-73 CHRYSLER & IMPERIAL WITH AUTO TEMP CONTROL REAR HEATER CONTROL VALVE
