{: ) Check the underhood fuse labelled BLWR (40amp). Check the rear fuseblock fuses labelled HVAC (20amp), HVAC1 (10amp), and HVACB (10amp).
The next most common cause is a faulty blower resistor.
You may also have a malfunctioning blower; it could be stuck, or open circuited, or the connectors are faulty. The HVAC controller is also a possible culprit, although it seldom happens.
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