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Why does my AC blower make a noise when I change the filter?

Why does my AC blower make a noise when I change the filter?

My guess is that the filter was put in wrong or wrong filter or possibly some debris got into the ducts when they were changing it. Does it do it when the heat is on with a high fan? Maybe you could pull the filter out and then see if the noise goes away. That would tell you if it is the filter itself.

Why does my Silverado Sierra blower make noise?

Pull the blower and see if there are leaves in the blower box might be the spurce of noise. Welcher774 wrote: Pull the blower and see if there are leaves in the blower box might be the spurce of noise. Had the dealership do this and mechanic said there was a twig stuck in the blower fins. Problem solved.

What happens if you have a bad blower motor?

The blower motor is the component responsible for pushing air through the vents of your vehicle’s heating and air conditioning systems. Without it, the AC system will not be able to circulate any heated or cooled air.

What causes a bad or failing blower motor relay?

Blown fuses. One of the first symptoms of a bad or failing AC blower motor relay is a blown AC blower motor relay circuit fuse. If the blower motor relay develops any sort of problem that hinders its ability to properly limit and distribute power, it may cause the blower motor fuse to blow. Any sort of electrical spikes or excessive current…

My guess is that the filter was put in wrong or wrong filter or possibly some debris got into the ducts when they were changing it. Does it do it when the heat is on with a high fan? Maybe you could pull the filter out and then see if the noise goes away. That would tell you if it is the filter itself.

What are the symptoms of a worn out blower motor?

One of the symptoms of a worn out blower motor is that it can intermittently produce a loud screeching noise when running. How to test a blower motor? If the blower motor doesn’t work at all, the blower motor itself must be tested first. Typically it’s done by measuring the voltage at the blower motor connector when it’s turned on.

Pull the blower and see if there are leaves in the blower box might be the spurce of noise. Welcher774 wrote: Pull the blower and see if there are leaves in the blower box might be the spurce of noise. Had the dealership do this and mechanic said there was a twig stuck in the blower fins. Problem solved.

What are the symptoms of a bad cabin air filter?

Usually a dirty cabin air filter will produce a few symptoms that can notify the driver that attention may be required. The most common symptom associated with a bad cabin air filter is poor air flow from the vehicle’s interior vents.

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Ruth Doyle