1992 Chevrolet C1500 "heater working" Questions

...working not letting air flow threw your heater core itself in the heater box assembly feel at the bottom of your heater box for a heat from the heater core if it is hot then the problem is ...

i need help figuring why my heater dont work on my 1994 4.3 chevy pickup 1500 series. i took the heater out and tested my harness wiring and i got juice. and bought a use heater box and still dose not

1991 C1500 Chevy Silverado Only blows cold air when I switch the heater on. AC works fine. Water pump is new, no air bubbles coming out. Hoses to the heater are getting hot. Anybody has any idea about

...working look under dash find where cable goes from heater controls the hot and cold switch move back and forth to find it its not opening all the way when you move it to hot push it farther by hand ...

Heater does not work. Possibly fuse, need to know which fuse is for the heater. 1992 Chevy C1500. 1992 chevy c1500 5.7 front speakers and horn wont work ( wrong fuse or what)

...heater is working but no heat.my fuses are fine and no leaks from heater core.any ideas what my problem is? termastat hello ted.... when you have no heat suspect the thermostat. It is probably locked ...

...everything what could it possibly be so that i can have sort of a checklist of things to look over. is the fan working? and see if the control valve in the supply hose too the heater core is ...

heater after you have found the a/c to be not working. When humidity gets high, the a/c might have iced up, thereby clogging the heat exchanger core. In this case neither heater nor a/c will work. Let

heater not working no blower fan no heat, controls light up but nothing works. checked the 25amp fuse under dash it looks ok With the heater control switched to on try taping on the blower motor with ...