Intermittent blower motor problem

Owners may experience an intermittent heater blower fan, on one or more of the speed settings, or the fan may not work all, or will only work on full power, or may be stuck on full. This vehicle the blower motor woul. Do you need troubleshooting tips on determining if the blower motor is bad?

It is located directly under the glove box . Repair common AC blower control module problems.

Drivers of some popular Chevrolet trucks and sport utility vehicles are having issues with intermittent interior fan operation.

Fuse is goo fan motor removed and connected to power and works fine.

The most common cause however is: A faulty Heater . Clio owners may experience an intermittent heater blower fan, on one or more of the speed settings, or the fan may not work all, or only on full power, or may be stuck on full power. Intermittent fan when this part goes bad. Will the fan only blow on High?

Proper electrical diagnosis of automotive blower motors will help prevent replacing the wrong parts. The contact inside the Splice Pack (the black box mounted on the passenger side inner fender) burns open or becomes intermittent.

Other less common problems include: 4. Blower Fan Comes ON and OFF intermittent ? The blower motor fuse (amp) 5. The fix for this problem is to replace the fan control module that is located on the HVAC plenum on the right side and is located behind the glove box. Full video instruction available: Video is specific to W2chassis but applies to many others as well. Please, if you have any info, . Many owners are having problems with melted electrical connectors that stop the flow of power to the blower motor.

Took it to my mechanic,and he is testing the whole electric system.

I bang the dash near the glove box, it comes on then works great. Any tips would be greatly appreciated. What causes blower motor and resister failure and how to accurately diagnose blower motor problems.

Recently there have been several posts about heater blower motor failures.

I joined those ranks last week. My blower was operating intermittently , and when it did work, I had to have it on high to get any air movement at . Problems such as less or no air flow, inefficient or intermittent functioning of the air conditioning system can be associated with blower motor problems. BlackSLS Same problem , same solution.

I replace blower motor for Cadillac.

Sometimes it works, most times not. Fuse Good Relay (fan speed under hood) on firewall replaced Still no power getting to blower motor (purple wire) Mechanic found the harness plugging into the fan switch in the dash had melted.