Asked by superdog1951 Jan 24, 2020 at 03:15 PM about the 2012 GMC Sierra 1500 SLE Ext. Cab 4WD
Question type: Maintenance & Repair
Heater not blowing out hot air. Thermostat was replaced, worked 1 day then quit.No leaks! all hoses going to heater coil Hot.
superdog1951 answered 4 years ago
The question above regarding the 2012 gmc sierra has only 30,100 miles on it. in my opinion I should not be having these issues?
heater does not blower air
2005 GMC Sierra 1500 SLE Extended Cab LB
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Maintenance & Repair
Heater not blowing out hot air. Thermostat was replaced, worked 1 day then quit.No leaks! all hoses going to heater coil Hot.
2012 GMC Sierra 1500 SLE Ext. Cab 4WD
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Maintenance & Repair
How can I fix the ac and heater in my truck
1998 GMC Sierra 1500 C1500 SL Extended Cab SB
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Maintenance & Repair
My heater motor only comes on when it wants to. Most often it will come on when it's freezing cold. I always leave it switched on. If I start the truck in the morning it usually is on, when I stop ...
1995 GMC Sierra 1500 K1500 SL 4WD Extended Cab SB
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Maintenance & Repair
The heater blower only works occasionally but mostly does not blow. The heat is hot but doesn't come out like it should. The coolant level is good. What else can I check?
2008 GMC Sierra 1500 SL Crew Cab 4WD
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Maintenance & Repair
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