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Why is my truck blowing hot air on one side and cold air on the other?
Blend door actuators are the most common reason for the car air conditioning to blow cold air on one side and hot air on the other. They can be diagnosed with an advanced scan tool. If it does not move with the adjustments and commands, there is a problem with the blend door actuator and it will need to be replaced.
Why do half my vents blow cold air?
This situation can be caused by a bad blend door (also called air mix) actuator, a broken or binding blend/air mix door, broken linkage to the blend/air mix door, or a faulty HVAC control head or wiring harness.
Why are some vents blowing cold air?
Your Air Filter Is Dirty Clogged air filters could be causing cold air to blow out of your vents. A dirty air filter can block airflow over your furnace’s heat exchanger, which can cause it to overheat.
Why is my driver side AC not blowing as cold as the passenger side?
“Why is my driver side’s AC not blowing as cold as the passenger side?” The most common reason is that the AC equipment that cools the air is under the dashboard in the center and right side of the vehicle (because the steering column get’s in the way). So, the air to the driver’s side has to go farther.
Why is cold air coming out of my vents when the heat is on car?
If one or more of these issues is present, your vehicle may blow out cool air rather than heat: Not enough coolant in the engine. Problems with the heater core. Clogged or broken heating controls.
Where is the blend door actuator?
Where is my blend door actuator? The blend door actuator(s) are typically located on the climate control case behind the dashboard.
How do you know if your blend door actuator is bad?
If you hear a droning or squeaking sound coming from the center of your dashboard, there is most likely something wrong with your blend door actuator. These sounds will usually get louder when you turn on your AC or change the temperature.
Why is the air not blowing cold in my GMC Sierra?
These are a few of the most common issues that could cause your Sierra to not blow cold enough. There are other issues that can cause this as well. Most of the time, when your Sierra’s air isn’t blowing cold enough, it is going to be a lack of refrigerant causing the problem.
Why is my car AC blowing hot air on one side?
If the air conditioning in your car is blowing hot air on one side and cold air on the other, there could be a simple fix like adjusting the temperature or it could be time to replace a part like the temperature blend door actuator. AC Blows Hot or Cold Air on One Side with Clicking Sound
Does the air conditioner control the heater in a GMC Sierra?
The only thing that the air conditioning system has in common with the heater is that they both use the climate controls and the blower motor. It is entirely possible for your Sierra’s heater to work just fine even when the air conditioner is not blowing cold at all.
Why does the coolant stop working when the engine is hot?
There may be air trapped in the system. Hot coolant is responsible for passing through the heater core, creating hot air which can than pass through the vents and into the cabin. On some occasions air can become trapped in the system, stopping the coolant from doing its job.