Acdelco 15 73952 gm original equipment heating and air conditioning panel mode door actuator.
Gm blend door actuator.
When you turn the knob on your dash to the desired temperature the actuator moves the blend door to achieve the proper mix.
Parts counter people call this the upper actuator.
4 6 out of 5 stars 354.
If you re only able to get cold or very hot air from your vents there may be a problem with the blend door or actuator.
Acdelco gm original equipment actuators properly control the opening and closing of the blend door in your vehicle.
We offer a price match guarantee low prices and we re a google trusted store.
I have read more.
This actuator assembly might fit a few other models but double check the part numbers for your car.
This grind or click sound is actually the plastic gears stripping inside.
The blend door or vent door mixes warm and cool air to be sent to your vents.
I am a novice at under the dash repairs.
Air door actuator replaces 15 73952 52495593 89018374 604 112 compatible with chevy gmc cadillac hummer 2003 2014 models hvac blend control actuator air heater blend door.
Some gm trucks in the early 2000 s may have an issue where the temperature may get stuck blowing hot air on the driver s side and cold air on the passenger s.
A plastic gear set is frequently rotated from one side to another by the electric motor an actuator can become faulty if the plastic gear set turns out to be fragile and it breaks.
It is controlled by a blend door actuator which is a small electric motor.
The gear replaces a brittle plastic gear that splits causing most blend door actuator failures.
I am trying to change the blend door actuator on the drivers side of a 2005 chevy trailblazer.
Buy a genuine factory replacement hvac blend door actuator 52474810.
Does the whole dash need to come out to get to this part.