Erratic HVAC blower motor operation may be caused by a failed blower motor and/or blower motor resistor. Our technicians tell us that if the blower motor resistor fails the blower motor should be checked. If the blower motor fails its functional test in should be replaced along with the failed blower motor resistor.Google+
Car Problem Reports
Mitsubishi Lancer Erratic Blower Motor Operation Due to Failed Resistor and/or Fan Motor
Mitsubishi Lancer Problem
Average Mileage: 75,950 mi (30,000 mi - 117,000 mi)
Visitor, 2008 Mitsubishi Lancer, 93,000 mi
blower motorbecame very loud then just stopped working all together.
Clogged drainage tube caused a water backup into the resister resulting in a short circuit. Replacement was required.
Visitor, 2009 Mitsubishi Lancer, 96,500 mi
Heater blower motor failed, also causing control module to fail
Visitor, 2009 Mitsubishi Lancer, 45,000 mi
Fan was becoming erratic and then suddenly stopped. Yet to be fixed.
Visitor, 2009 Mitsubishi Lancer, 68,000 mi
A lot of noise in the ventilation system. Looks like the fan motor problem or it needs lubrication.
Visitor, 2010 Mitsubishi Lancer, 30,000 mi
Worked this morning, wasn't working on my lunch break.
Visitor, 2010 Mitsubishi Lancer, 65,000 mi
Blower Motor suddenly went out without warning. Currently looking for a cheaper than dealer place to purchase the Blower Transistor or Heater Control Transistor.
Visitor, 2008 Mitsubishi Lancer, 95,000 mi
heater blower motor needs replacing