checked the fuses but they are fine. help please you might need to change the thermostat.. when the thermostat isn't working correctly it prevents the hot engine coolant to circulate and give you heat
HEAT NOT BLOWING HOT ENOUGH First check coolant level and strength. If good condition most likely stuck open thermostat, just follow the upper rad hose to the engine. Remove the throttle cable bracket
...hot air in 2004 GMC Yukon XL. A/C suddenly started blowing heat only, mainly in the cabin. The rear a/c seemed to still be sort of cool. We have changed the condenser and the compressor, but it still ...
Question about GMC Yukon
a stop light it will quit blowing hot air. Also, the rear heat does not come on at all. Sounds like the cooling system is low and has air pockets. The rear system problem could be something electrical
...diff between the two. If it is hot air out the front like the heat is on then you have that actuator problem but if it is cool air about the same as the outside air temp then you may be low on
...cool air it will not blow hot air. Also the heated seat on the driver side does not work. Your heater problem is more than likely a bad temp door motor.The seat heater problem is probably one of your ...
...hot air every now and then it will kick in for just a min but goes back to clod If you recently had any thing done with the cooling system theres more than likely an air pocket in it.Let the engine ...
...is running hot. I dont know why. The other day i had a new thermostat put in just because it wasnt heating up on the inside of the truck. Could the thermostat be the problem? Would it take a couple ...
heat is turned on (with the re-circulation on or off). Are there two heater cores too? If not, is there a way to direct some of the hot air in the front to the rear of the passenger compartment? It is
...heat. I have checked the temp going in and coming out of the heater sore, 20 degree difference. The t-stat seems to be workin fine. Checked the upper rad hose that goes to the t-stat its at 180 and ...
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