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If the resistor is unhooked in a vehicle's blower motor circuit, the blower may not run at all or could run at a single speed, usually the highest speed, depending on the design of the system. The resistor typically regulates the power to the blower motor, allowing for multiple speeds. Without it, the motor may not receive the proper voltage for adjustable speeds, leading to potential damage or malfunction. Always consult a professional for vehicle electrical issues.
What else can I help you with?
Why does your heater blower only run on high?
The blower motor speed resistor is burned out.
Why would new Nissan blower motor not run?
It might be your resistor, does it work on 4 but not on 1,2,3? If so, you need a new blower motor resistor.
Why does the heater blower only work on high?
from what i have read it is the blower motor resistor it goes bad and only lets the fan run on high google blower motor resistor and read on
Can a 1993 Chrysler Lebaron still run when it's ECM is not hooked up?
It will not run if the engine computer is unhooked.It will not run if the engine computer is unhooked.
Why does heater blower on 1992 s10 run on high only?
Probably the blower motor resistor is shot.
What happens when the blower motor resistor goes bad?
What can happen when a blower motor resistor goes bad is that the motor will run and then suddenly stop running on a regular basis. Sometimes the blower fan will not turn on and cause the motor to overheat.
What would cause your blower motor to only run on high in your Chevy Express?
The blower motor speed resistor is burned out. The resistor is located close to the blower motor and is easy to change. Your local auto parts store will have that part for you.
Why wont your blower run in your 96 gmc already replaced the relay?
Blower motor bad. Blower resistor bad. Switch bad. Fuse blown.
Why does your blower motor only run on high?
the heater resistor needs to be replaced it is mounted in the heater box next to the blower motor
Have 12 volts at the blower connector and when you connect 12 volts to the terminals of the blower motor it runs When you plug the blower connector onto terminals of the blower the fan does not run?
If you have 12 volts at the blower, And the blower runs when it is straight wired. The blower switch runs through a resistor that allows the blower to run in low, medium-low, medium-high. Find and check this resistor. Most of the time it is located on the passenger side of the firewall.
Why does the front blower only work on high setting but not low or medium on 2002 Chrysler Town and Country?
When the fan is on high it does not run through the blower motor resistor. The low speeds don't work because the blower motor resistor is bad.
Why does blower motor run on high all the time even when the key is shut off?
Sounds like blower motor module resistor
