2004 GMC Canyon "heater motor" Questions

heater resistor with key on or off The resistor provides the ground circuit for the blower motor. So you would need to have power at the blower motor first. Grounding the motor or resistor should make

...heater motor should be located on the passenger side either under the dash by passenger's feet or under the hood on the firewall(wall closest to the windshield) there should be a wire or small wire ...

...motor doesn't work on 1-3 but works on 4 for the A/C and Heater. Is it a fuse or switch problem? It's your blower motor resister. It is located on or near the blower motor. This, when it goes bad, ...

heater fan only works on high This is caused by a defective blower motor speed control resistor, the resisitor is located next to the blower motor.

...motor or control is a problem. Could it possibly be a loose ground somewhere??? Thanks for any help ... Check the blower resistor pack - usually located in the heater air ducting in the blower fan ...

heater and air only works on high speed. how do i fix this problem. the truck has 41,000 miles Bad blower motor resistor normally located near the blower motor under the dash on the passenger side. ...

...do that? It seems that it is misfiring due to a bad sparkplug, plug wire, or dirty aircleaner. the problem only gets worse when the load of the AC/heater motor is on. Have a tune up done to your

...heater core is hot, if they are then you have a blend door actuator problem if one hose is hot and the other is colder then you have air pocket in the system. thius sounds like a bad blend door ...

near the heater, or behind the switch, but where ever it is this is most likely your trouble. It will be sometwhere in the line between the switch and the motor feed wire. I hope this helps you fix it

heater/ac motor works intermittently on lees than high speed, works on highest speed blower motor might b going bad bearings inside  mine did same but when replaced it got all speeds back Here ...