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Blower Motor Control Unit

Critical For Operation

Climate Control

Controls the speed and operation of the blower motor.

The blower motor control unit regulates the speed and functionality of the blower motor, allowing for variable airflow through the vehicle's HVAC system.

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Typical part cost
$50–$200🔒
🔧
Typical labor cost
$100–$300🔒
🛣️
Typically lasts
80,000–150,000 mi
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Or about
5.0–10.0 years
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DIY difficulty
6/10

⚠️ Owners Often Notice

If the Blower Motor Control Unit is starting to fail, these are the signs owners most commonly report before it gets worse:

No airflow
Blower motor not adjusting
Weak or intermittent airflow
HVAC fan not working
No heat or A/C
Blower stuck at one speed

Related Services

Services commonly performed on or around this part.

Replace Blower Motor Control Unit

No standard interval on file

Inspect Blower Motor Control Unit

No standard interval on file

Test Blower Motor Control Unit

No standard interval on file