Heater Blower Fan repair & replacement made easy

The heater blower fan's resistor regulates the speed at which air is blown into the passenger compartment by the fan, according to the input from the switches on the dashboard.

• Mechanic will read the ECU for related fault codes.
• Mechanic will inspect heater blower and corresponding electrical circuit.
• Mechanic will replace the heater blower motor, if faulty.
• Mechanic will advise if any other parts need to be replaced.
• Mechanic will test the heater blower fan, makes adjustments if necessary.

Unless you are a qualified mechanic with the required skills, training and equipment to do the job, we strongly recommend a heater blower motor replacement is only carried out by a professional mechanic. ClickMechanic can help get you a vetted and local mechanic to carry out the work. Just enter your postcode and your car's registration number at the top of this page and select the work needed to get an instant fixed price up front.

• When the fan does not work at all (i.e. when it does not push air through the air vents).
• When the air coming from the air vents is not as strong as usual.
• When the fan's operating speed stays the same even when changing its speed.

On average, heater blower motor replacement times can range from 1 hour to 2 hours with an average of 1.5 hours. The time that the job takes will depend on a number of factors, like your vehicle's make and model, year, as well as other factors. Select your car at the top of this page for information on job time and cost for your vehicle through ClickMechanic.

Over time, the heater blower fan's motor can wear and fail. In many instances it should be cheaper to replace the heater blower unit completely than replacing parts individually (if at all possible).

Should you experience problems with the heater blower fan, then it is advisable to have the fan unit inspected and, if necessary, have it replaced. Seeing that the fan is especially prone to wear over time it should always be serviced as and when stipulated in the guidelines set out by your car's manufacturer.

On average, a heater blower fan resistor replacement will take under 1 hour. Ultimately, the time that the job takes will depend on a number of factors, like your vehicle's make and model, year, as well as other factors. Select your car at the top of this page for information on job time and cost for your vehicle through ClickMechanic.

It is normal for the heater blower fan's resistor to wear due to extensive use over time. In some cases a short circuit might lead the fan to be stuck in one speed, when the fan does not work at all, it might be that it has blown a fuse.

If you experience problems with the heater blower resistor, then it is advisable to have the unit inspected and, if necessary, have it replaced. Seeing that the fan is especially prone to wear over time it should always be serviced as and when stipulated in the guidelines set out by your car's manufacturer.

If your car heater is not blowing hot air then there can be a number of underlying reasons. A faulty heater blower fan could be due to a bad electrical connection, for example, due to a connector that had to endure an inordinate amount of heat and has subsequently started to melt. It is important that any issues are addressed as quickly as possible to prevent further damage.

Should you experience problems with the heater blower fan, then it is advisable to have the fan unit inspected and, if necessary, have it replaced.

A heater blower fan resistor replacement generally costs between £70 and £130 with an average price of £90. Pricing will depend on your location, car and what parts your car's manufacturer recommends using for the replacement. Check what you could save by having a heater blower fan resistor replaced by getting a quote through ClickMechanic.

If you suspect there is any issue with the heater blower fan or there are concerns about its age or condition, book an inspection with a professional mechanic as soon as possible. Whilst a faulty heater blower may not impair the overall performance of the vehicle, it will of course impact comfort.

If you suspect there is any issue with the heater blower resistor or there are concerns about its age or condition, book an inspection with a professional mechanic as soon as possible. Whilst a faulty heater blower may not impair the overall performance of the vehicle, it will of course impact comfort.

The heater blower fan is not a component that is usually checked in an MOT, so it shouldn't result in an MOT failure.