I found a way to fix the actuators that cause this problem in certain cases.
Gm blend door actuator repair.
Parts counter people call this the upper actuator.
This grind or click sound is actually the plastic gears stripping inside.
Order blend door actuator for your vehicle and pick it up in store make your purchase find a store near you and get directions.
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The blend door actuator is located in the center of the core box up under the dash.
Is your chevy truck blowing hot air in the middle of summer.
On the gmc acadia and the chevrolet traverse the replacement part number for the blend door actuator is 15 73989.
There is a replacement mode or blend actuator available at most auto parts stores dorman part 604 107 price 39 99.
I decided to make the video after i made the repair so.
The mode door actuator is on the left and the resirc door actuator is at the top of the dash near the windshield.
Your order may be eligible for ship to home and shipping is free on all online orders of 35 00.
All you need is a.
This actuator assembly might fit a few other models but double check the part numbers for your car.
First the electric motor can burn out rendering the unit non responsive so nothing changes when the temperature or.
A blend door actuator is made up of an electric motor that turns a plastic gear set in one direction or another which is connected to an air control door pivot at the final drive of the unit.
The gear replaces a brittle plastic gear that splits causing most blend door actuator failures.