2004 GMC Canyon "truck heater problems" Questions

Heater was not working on 1-2-3 but worked on 4 untill yesterday. Yesterday it came and went on 4, and now today it stoped working all together. My cruise control also quit working yesterday. i would ...

...truck. the air intake for the heater system is at the base of the windshield. It sounds like you have a fuel line leak in the engine compartment. Look for wet spots at fuel line connections. I Had ...

my canyon will shake while i stop at a red light even more when the heater or AC is on. Why does it do that? It seems that it is misfiring due to a bad sparkplug, plug wire, or dirty aircleaner. the ...

My heater dial which changes the temp from cold to hot has stopped working. Every now and then I can hear like a door closing shut and the dial will not control the temp. What could be the problem ...

...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 ...

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. ...

fan 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,

My 2005 GMC Canyons blower motor works only when the switch is placed on the highest position. Is it the switch, or the blower motor, or is there something that I am not thinking of? I believe your ...

heat/ac blower motor works on high. intermittent on other speeds. The blower motor works on speed 4 when the dial is set on 4. However, on speeds 1,2,3 the blower works intermitently. The motor woks ...

Fan blower motor 2004 GMC Canyon 2.8L 4 cyl w/5speed. the 3 lowest settings on AC/Heater blower motor does not work. It only works on the highest setting. The Canyon has an inherint problem with the ...