WebSep 16, 2024 · The most common causes for AC blowing hot air in GMC Sierra 1500 are low or overcharged refrigerant, compressor malfunction, dirty condenser or evaporator coils, … WebJul 19, 2010 · The air will only come out the floor or the defrost and it will only work on low or high...nothing in between. I have to replace the control switch on the dash for it to work …
Heater Not Working: the Arrow on the Temp. Control , Flash All the...
WebSep 16, 2024 · The most common causes for AC blowing hot air in GMC Sierra 1500 are low or overcharged refrigerant, compressor malfunction, dirty condenser or evaporator coils, faulty blend door actuator, defective evaporator temperature sensor, bad AC pressure sensor, and bad fuse or relay. WebThis is a brief video explaining the cause and solution to a common problem with air vent controls. If your car is only blowing air out of the defrost vents, this video might help you... holistic approach in childcare
1997 K1500 blows hot air only.... GM Truck Club Forum
WebDefrost on 1994 Chevy k1500 tuck doesn't blow air to the windshield. Air only blows on lower floor level. ... I will get the truck in a warm shop on the week-end to trouble shoot the problem as noted. Just recieved a foot of snow last night with -7 degrees and strong winds. ... Noair flow to upper vents in my 19997 k1500. Air is ice cold. 4.11. ... WebAug 20, 2024 · Another likely culprit why your A/C is blowing warm air is due to an issue with your outdoor unit. The outdoor unit, commonly known as the condenser, is where heat is … WebDec 9, 2016 · After bout 10 mins I noticed that the air wasn't coming out of the floor vent after turning up the blower. It was coming out of the defroster and was blowing cold air. I move the knob around to change vents and nothing stayed on defrost. Truck was up to a temp where the air should be at least some what warm but it wasn't. Any ideas. I'm … human ash holders