harryman3

i have a 97 f150 4.6, 2wd. when you first turn on the heater it will blow warm air for a few seconds and the turns less than luke warm. hoses before and after core are hot, top and bottom radiator are hot, can see the motor turning the door for cold to hot and the defrost to panel switched fine. theres no vavle on the hoses ether. out of ideas anything would help thanks

torkum

Probably a blend door problem, check this thread out https://www.f150forum.com/showthread...ken+blend+door