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Posts Tagged: blower motor doesn’t work

Blower motor doesn’t work GM vehicles

Fix for Blower motor doesn’t work GM has issued a service bulletin PIT5383C to address a blower motor doesn’t work condition on the vehicles listed below. There are multiple symptoms associated with this issue: • The HVAC controls don’t work. Lights on the HVAC controls may blink or not even light up. •  The HVAC controls don’t correspond to the HVAC state. For example, the temp may blow cold even when the setting is set to full hot. Or, it may blow air towards your feet when set to defrost … Read More

Test a Honda Blower Motor

Learn how to diagnose and test a Honda blower motor If your Honda blower motor isn’t working, chances are you have a bad power transistor. Honda uses a power transistor instead of a traditional blower motor resistor to vary blower motor speeds. This article explains how the system works and how to test a Honda blower motor. How a Honda controls the speed for its blower motors The blower motor circuitry in a Honda is different than the traditional switch/resistor setup found in other vehicles. Power flows to a blower … Read More


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