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blower motors

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Symptoms of a Bad or Failing Heater Bypass Tube
If you see coolant leaking under your car or smell coolant from your car, you may need to replace the heater bypass tube.
Symptoms of a Bad or Failing Heater Blower Motor
If your car's heater doesn't work, only works on certain speeds, or only cold air comes out, you may need to replace the heater blower motor.
How Long Does a Heater Blower Motor Last?
During the colder parts of the month, you will start to rely more and more on your car’s heater. With all of the different components that are in place to ensure...
Symptoms of a Bad or Failing Heater Blower Motor Resistor
Common signs include the car's heater not working or getting stuck on a certain speed, or something getting jammed in the blower motor.
How Long Does a Heater Blower Motor Resistor Last?
Keeping the cabin of your car warm during the frigid temperatures of winter can be a lot easier said than done. If even one of the components of the heater are...
How Long Does a Blower Motor Relay Last?
During the summer months, there is nothing more important to a car owner than a properly working air conditioner system. Most car owners are unaware about just how many components have...
Symptoms of a Bad or Failing Blower Motor Relay
If the blower motor does not function, car fuses are blown, or relays are melting, you may have to replace the car blower motor relay.
Symptoms of a Bad or Failing Blower Motor Switch
If your blower motor switch only works on certain settings, gets stuck, or has a broken knob, you may need to replace your blower motor switch.
Symptoms of a Bad or Failing AC Thermistor
If your car's AC only blows cold air for a short amount of time or the blower is not functioning properly, you may need to replace the AC thermistor.
How a Car's Heating System Works
The sun sets, and the air has a chill. You pause to flip your jacket collar up, and you walk briskly to your car door and slide into the driver's seat. Once...
How Long Does a Blower Motor Switch Last?
Keeping the cabin of a car at the right temperature is no easy job. A number of components have to work together in order for your car’s cabin to stay comfortable....
How to Buy a Good Quality Heater Blower Motor Resistor
Vehicles that are equipped with a manual HVAC, or climate control, system utilize a blower motor resistor to control the speed of the heater blower. If you are driving a minivan or...
How to Buy a Good Quality Heater Blower Motor
The heater blower motor is part of the air conditioner and heater controls assembly, one of the many features created to make your ride as comfortable as possible. Your heater and air...

Related questions

Question
After hour or so driving, engine starts to sputter as if not receiving fuel. Stop for 10 mins and it runs fine.
The stalling could be due to a heat induced failure of the ignition coil. Resistance of electrical components increases with temperature and if the coil is the issue that is why the stalling only occurs once the engine is hot....
Question
Front fan is not blowing any air just stop working. I turned the air on and heard a popping sound. Rear is working blowing cold
It's possible the blower motor, or possibly just the blower resistor block, has failed. To determine which of these (or other) possibilities are involved, please request a fan/blower motor diagnostic and the responding certified mechanic will get this taken care...
Question
My air doesn't work all the time
Hello, thank you for writing in. There are a few more bits of information that we need to try and help guide you. If by not having air, you mean that the air stops blowing, then you have an issue...
Question
My fan for my a c and heater is only blowing air on 2 3 and 4 settings but not 1
The blower motor resistor, in the motor speed control circuit, is probably faulty. If your vehicle does not have automatic temperature control, the part that needs to be replaced is relatively inexpensive. If you desire a definitive diagnosis, and replacement...
Question
2005 dodge Caravan overheated air conditioner is blowing heat one of the fans was not working so I replaced it air conditioner sti
Hello, thank you for writing in. If you have not resolve the issue(s) that caused the vehicle to overheat in the first place, then you need to start there. Do so by checking the level of your coolant, the radiator...
Question
2014 Ford Focus Blower Resistor Location
If you have Electronic Manual Temperature Control (EMTC), the blower motor resistor block is accessed by removing the accelerator pedal. Once the pedal is removed you will see the wiring harness to the block and the single retaining screw that...
Question
Ac is not blowing strong, there is no cabin filter for my vehicle so it is not that
If you are referring to lack of air flow, and not inadequate cooling, the problem is due to either a restriction in the vent network or a fault with the blower or blower circuit. Restrictions are usually due to blower...
Question
My car ac a year ago stopped working on settings 123 only works on 4 I did the research so I do know it is the blower motor an ha
In your application, there is a replaceable blower motor resistor block. The resistor block permits multi-speed operation of the fan. If some fan speed settings work, but not others, the first thing to do is test the resistor block with...
Question
How do I install my new blower motor 2006 Nissan Sentra? The new part came with just wires, how do I install a connector?
You must be using an aftermarket blower motor. You will need to cut off the old connector and using wire splices you will need to connect the wires to your connector. Before making final connection you will need to install...
Question
AC is not working properly
There are two blower fuses. There is a low and a high blower fuse. You need to check the 20 amp low blower fuse in the fuse box to see if it is blown and has power with key in...
Question
Why does my brake/abs lights come on when I turn on my blower in my 2006 Chevrolet Silverado
Hello. It sounds like you have a voltage issue. When the power in the vehicle drops below a certain level these lights will come on as a warning. Since they come on when turning on the blower that means that...
Question
Why does my blower motor not work after a crossed wire problem in my 2004 Pontiac Grand Prix
Hello. Depending on exactly where the short was it may not blow the fuse. Most of the time it will melt the resistor itself internally. It may also have a short in another location. I usually take a voltage meter...
Question
Heater making loud rumbling noise when on high 1996 Saturn SL2
Hi there - I believe the heater fan motor bearings are shot, and that's the noise you hear - increasing noise level as fan speed goes up. These bearings are generally not serviceable, and the fan motor should be replaced....
Question
Blower motor not working
Hi Trevor: If I understand your posts correctly, you have installed a new blower motor, a new resistor block and you have tested the relay. Although you may have continuity throughout the circuit, if there is excessive voltage drop anywhere...
Question
Blower Motor
The only procedure that mechanics use to remove the blower is that set out in the Factory Service Manual (FSM) for your vehicle, which has a detailed, step-by-step procedure, with illustrations and diagrams, but those instructions vary quite a bit...
Question
Blower fan on heater
If you look under the right side of the dash to locate the blower motor for the a/c heater system and disconnect and inspect connector to blower motor and to the resistor. If both look good then you most likely...
Question
heater does not work
If the blower motor is new, you'll want to first determine whether power is getting to the motor, and if there are any voltage drops (high resistances) in the circuit when the blower switch is in the on position. If...
Question
Front A/C fan not blowing, but front seat cooling and rear A/C fans are working.
What you are describing sounds like a failure of the blower motor that circulates air in the HVAC system, however, there are certain faults that could occur in the electric circuit that powers the blower motor. If power is reaching...
Question
Defroster works - hot or cold air depending on what temperature you have it on, but not vent or heat. 2011 Ford Edge
Hello - your symptoms suggest that the HVAC blower motor resistor has failed. The blower motor resistor limits fan motor speed for the Low and Medium settings, but is not involved at the Max setting. Since defrost on most cars...
Question
cadillac 2010 srx base model. blower motor operates intermitently
Intermittent blower motor operation could be related to the switch, resistor block, fuse, relay, motor, or wiring. To resolve this, the recommended service is a blower motor circuit diagnostic during which a certified Mechanic, dispatched by YourMechanic right to your...

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