Before serial # CA0,001
Heater And Integral AC Blower Switch - 1973-78 Ford Truck, 1978 Ford Bronco
FORD MOTOR # D3AZ-19986-A
1973, 1974, 1975, 1976, 1977, 1978 F100, F150, F250, F350
Don't take chances with old or questionable blower motor switches that can leave you cold. Dennis Carpenter blower motor switches are designed to exceed OEM specifications for accurate, maintenance-free operation. | 
