Readers ask: 2002 Cadillac Deville Blower Motor Resistor Location?

What are the symptoms of a bad blower motor resistor?

Symptoms of a Bad or Failing Heater Blower Motor Resistor

  • Blower motor stuck on one speed. A common symptom of a faulty blower motor resistor is a blower motor that is stuck on one setting.
  • Blower motor does not work on certain settings.
  • No air from the vehicle’s vents.

Where is the blower fan resistor located?

The blower motor resistor usually sits outside either the heater box or the HVAC plenum that distributes air in the interior space. It’s typically wired into the HVAC control circuit somewhere between the blower control knob and the blower motor itself.

How do you change a blower motor on a 2002 Cadillac Deville?


  1. Install the blower motor.
  2. Install the blower motor retaining screws (1).
  3. Connect the electrical connector (1) to the blower motor.
  4. Install the blower ventilation tube (2) to the module.
  5. Reposition the dash integration module bracket to its original position.
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Can you drive without a blower motor resistor?

except blower motor resistors don’t “wear out”; they stop working altogether, suddenly, when the resistance wire inside burns through. Even then, it’s safe to drive the car provided that it has no exhaust leaks which might permit carbon monoxide or oxides of nitrogen to enter the passenger compartment.

How do I know if my fan control module is bad?

Symptoms of a Bad or Failing AC Fan Control Module

  1. Cooling fans running for a long time. The cooling fans under the hood of your car are designed to keep the components of the system at a lower temperature.
  2. Cooling fans not running at all. If the cooling fans are not coming on at all, then this may also be a sign that the fan control module is damaged.
  3. Weakened air flow.

What causes blower motor resistor failure?

In most cases, a blower motor resistor fails due to corrosion or overheating. Sometimes, the mechanical resistance to the motor rotation causes an excessive electric current that can overheat and prematurely damage the blower motor resistor.

How much does it cost to fix a blower motor resistor?

The average cost for blower motor resistor replacement is between $115 and $141. Labor costs are estimated between $47 and $59 while parts are priced between $68 and $82.

How long does it take to replace a blower motor resistor?

takes about 45 minutes.

What controls the vents in a car?

On newer cars the vent direction and temperature controls are operated by a series of 3 or 4 electrical actuator motors which are adjusted by the climate control module. On older cars with manual controls these vent and temperature controls are operated by vacuum servos.

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What happens when the blower motor goes out?

No air from the vents

If the heater blower motor burns out or short circuits, it will not function, and therefore will not be able to produce any airflow for the system. The blower motor will usually have to be replaced in order to restore proper operation to the system.

How much does it cost to replace a blower motor in a car?

A new blower motor will run between $50 and $100. Most blower motors sit in the dash underneath the glove box, and are accessible for replacement. Installation will run in the range of $80–$100.

How long does it take to replace a blower motor in a car?

How much time does it take to replace a ac blower motor? Can it be replaced by removing the glove box or do they need to go underneath the steering wheel and remove the brake? This is around a 4 hour job by an experienced Tech. At home, by a Novice with decent skills, about 5 hours plus!

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