Why is my blower not working on my Chevy Silverado?

Another common problem will be the blower motor will stick in the ON position and never shut off. You can access the resistor module behind the fuse box located on the driver’s side lower dash compartment. You must visually inspect the resistor, and make sure it isn’t melted or burnt. If it is, then replace it.

What are the problems with a 2003 Chevy Silverado?

The Reliability score is based on our latest subscriber survey of 2003 Chevrolet Silverado 1500 owners. The owner comments describe problems respondents experienced with this vehicle. Paint (fading, chalking, cracking, or peeling), loose interior and exterior trim or moldings, rust.

Where was the 2003 Chevy Silverado 1500 purchased?

No accident or damage reported to CARFAX. 1st owner purchased on 07/09/03 and owned in NE until 12/21/04 • 2nd owner purchased on 12/21/04 and owned in NE until 10/29/10 • 3rd owner purchased on 12/21/10 and owned in MO until .

Can a Silverado dual temperature switch be replaced?

You can check behind the dash and inspect that the contact points of the switch aren’t dirty, damaged, or shot. If they are, you can replace them and try the system again. You can also inspect the wiring to make sure it is in good condition. Figure 2. Silverado dual temperature switch selector.

What kind of blower motor does a Chevy Tahoe have?

See and discover other items: blower motor fan, blower motors, ,2003 chevy tahoe, 2004 gmc, 2005 chevy avalanche, 2004 gmc tahoe products There’s a problem loading this menu right now.

Where can I buy 2007 Chevrolet body parts?

RockAuto ships auto parts and body parts from over 300 manufacturers to customers’ doors worldwide, all at warehouse prices. Easy to use parts catalog. 2007 CHEVROLET Parts | RockAuto

Where is the resistor module on a Chevy Silverado?

You can access the resistor module behind the fuse box located on the driver’s side lower dash compartment. You must visually inspect the resistor, and make sure it isn’t melted or burnt. If it is, then replace it. If the problem persists, visit your dealer or repair shop. Figure 1. Blower motor resistor module.

What to do if your blower won’t work?

Head under the hood and check the blower motor wiring to make sure it is getting power to it. If it is, then your only option is to remove the blower motor and have it tested or replaced. You can do so yourself if you have the equipment, or have it done at the dealership or parts store.

How to fix a Chevy Express heat fan blower?

– Resistor Replacement, Wire Harness Repair – YouTube Chevy Express Van- Ac/Heat Fan Blower issue Fixed! – Resistor Replacement, Wire Harness Repair If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.

Is there an issue with the Chevy Express?

Chevy Express Van- Ac/Heat Fan Blower issue Fixed! – Resistor Replacement, Wire Harness Repair – YouTube Chevy Express Van- Ac/Heat Fan Blower issue Fixed! – Resistor Replacement, Wire Harness Repair

What to do if your Silverado blower won’t work?

Why is my a / C blower not blowing?

A metal that when it corrodes, it turns white, and unlike copper, aluminum corrosion does not conduct electricity at all and causes resistance issues and can cause overheating of a circuit. Took out a common finger nail Emory board and went to work, both sides of each contact, then used a small brass brush on each side and along the tips.

Where is the blower resistor on a 2017 Chevy?

Hit the A/C button, compressor is coming on, so not a low Freon issue. On the 2017, I located the blower resistor plugged into the duct on the passenger side, upper left area of the foot area, was surprised to find out that it could be accessed without even removing the cover for the blower area.

What to do if your heater is not blowing?

Put the resistor back up in place, on this vehicle, the tab for the wire harness lock faces towards the interior of the vehicle, so if you try this, it should help you save time. From what I can see, it appears 14-17 are the same, but don’t quote me, as this is the only TRAX I have worked on.

Why is my AC not working on my Chevy Silverado?

Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Chevrolet Silverado 2500 HD has air conditioning problems?

What can I do about intermittent blower motor?

Try cleaning it by cycling the control from minimum to maximum rapidly a dozen times or so with the truck off. If that does not work you could take the HVAC controller out and try to get some spray electrical contact cleaner inside the rheostat and again swiping it a number of times.

Why does my AC blower motor work intermittently?

Intermittent electrical problems can make you feel like your a blind man trying to catch a stray dog. You can’t post conmments that contain an email address.

What causes a bad or failing blower motor relay?

Blown fuses. One of the first symptoms of a bad or failing AC blower motor relay is a blown AC blower motor relay circuit fuse. If the blower motor relay develops any sort of problem that hinders its ability to properly limit and distribute power, it may cause the blower motor fuse to blow. Any sort of electrical spikes or excessive current…

Is the fan speed set or intermittent on a Silverado Sierra?

Just the blower is intermittent, not the compressor. Fan speed does not have set speeds, it’s more like a rheostat. It has the rotary control.

What causes intermittent operation on a Silverado Sierra?

Rockauto has them for like 30 bucks so it isnt a huge parts cannon projectile to try. The electrical schematic indicated it has a rheostat for fan speed control I just wanted to be sure that is what you have. Rheostats can get bad spots (worn or dirty) that will cause intermittent operation when you stop the control at one of these spots.

What causes a fuse to blow on a blower motor?

If the blower motor relay develops any sort of problem that hinders its ability to properly limit and distribute power, it may cause the blower motor fuse to blow. Any sort of electrical spikes or excessive current from a bad relay will blow the fuse and cut power in order to protect the system.

Why does my blower fan keep getting ground on Black Wire?

The AC system itself has trouble and has a leaky AC compressor (which I also bought a new one to replace!). I broke out the old trusty multimeter and it seems as though the purple wire on the fan motor gets +12v at all times with the fan switch anywhere but OFF.

Is there a red wire on the blower fan?

This is a 1995 Suburban K2500 4×4 6.5 TD. There isn’t a red wire at the fan. On the blower itself there is a purple wire (+12v whenever the blower speed is anywhere other than ‘off’) and black wire which should presumably be ground. I have tested the black wire for continuity to ground and theres almost none at all.

Why is there no ground on my blower motor?

It seems, too, that the black ground wire on the blower motor (accessible from just below the dash) has NO ground potential. I ghetto jumpered a 16 gauge wire from the back of the metal clip on the ground wire to the dashboard impact bar/brace and the fan turns at variable speeds with the knob!

What causes a blower motor to not work?

If the blower motor resistors’ internal components fail it may cause the blower motor to malfunction, or not function at all on one or more of the settings. This can also be caused by a blower motor switch, so a proper diagnosis is highly recommended if you are uncertain of what the issue may be.

What happens when a blower motor relay wears out?

Without it, the AC system will not be able to circulate any heated or cooled air. The blower motor relay controls the current used to power the blower motor, and is subject to the constant on and off switching. Over time, it can eventually wear out.

What are the symptoms of a bad blower motor resistor?

No air from the vehicle’s vents. Another symptom of a faulty blower motor resistor is no air from the vehicle’s vents at all. Power to the blower motor is fed through the blower motor resistor, so if it fails or has any issues power can be cut off to the motor. A blower motor without power will not be able to produce any air pressure,…

What to do if your Chevy blower motor relay blows out?

The blower motor relay on your Chevy vehicle is essential for the operation of the blower. If the relay is blown out, you will need to install a new one is soon as you can. Thankfully, it is fairly simple to tell if the relay is malfunctioning and to install a replacement.

Why does my AC blower motor not work?

The blower motor relay supplies power to this motor when you turn the switch to “on” that can sometimes fail. When this happens, you may notice that you will not feel anything blowing out of the vents at all. This may also cause the blower motor to work intermittently.

What are common reasons my Chevrolet Express 1500 has air conditioning problems?

What are common reasons my Chevrolet Express 1500 has air conditioning problems? While there are a variety of reasons your Chevrolet Express 1500 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

What to do if your AC or heater is not blowing?

If your Blower Motor for the AC or Heater suddenly stopped blowing, look here first, it might save you several dollars. Situation, we have a friend that owns a 2017 Chevy Trax LT, she is a nurse who works with my wife, single mom and on a single mom budget.

Why does my GMC k1500 blower not work?

Here is a possible solution for your 1995 GMC K1500 blower that wont work on high. First remove the glove box and set it aside. Now look into the area that the glove box resided. You will see a wire harness covered in factory foam and next to this on the right you will see a flat silver box that is your ECM.

Which is the best a / C heater blower motor?

Shop AutoZone for Chevrolet K1500 A/C Heater Blower Motor. 10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only

Why does my GMC heater not work on high?

1997 GMC C1500 Heater/AC blower will not work on HIGH. I have replaced the black BOSCH relay behind the glovebox, the blower RESISTOR and the blower MOTOR and still cannot get the blower to work on HIGH. I remember in older model years of GMC’s and Chevys that their was a high speed blower relay that caused this issue.

Why is there no air coming out of my blower?

Have replaced the actuators, and the main controller. It does it no matter if you are running heat or A/C. Have changed the orfice to help get rid of some of the water build up. Still have same problem. Vents seem to work good until i select defrost and then the flow goes away.

Why does my Chevy Silverado blower motor not run?

If the blower motor runs when all of the terminals were jumped together, it means the circuit between the resistor connector and blower motor is fine as well as the blower’s motor relay, but the blower resistor is bad and needs to be replaced.

Why does my Silverado Sierra have no fan?

The failure mode on these is one or two of the resistors blow and you end up with just a few of the fan speeds or as previously mentioned the connector burns up and you have no fan speeds. Powered by phpBB © phpBB Group. phpBB Mobile / SEO by Artodia .

Why is my blower not working on speed 5?

If your blower is not working on speed 5 then the blow motor resistor (I think its called that) is burnt and you need a new one. It is a 5 minute fix.

Why is my Silverado Sierra blowing cold air?

After fiddling with the controls a bit I gave up and rolled the windows down. About five minutes later it was eating at me so I switched the control from off to max and the fan kicked on like it was supposed to and was blowing cold air.

Why is my blower not working on my GMC Sierra?

When you switch to high,the blower motor relay coil circuit is grounded and voltage is now applied directly through the relay to the blower motor; bypassing the resistors. So, I would look to see if the relay is ok. It is a five terminal relay.

Why is my air blower running but no air coming out?

I have good air circulation when truck is first started then it goes away. I have all my speeds and you can hear it running but not getting any thing out any of the vents. Every thing appears to be switching in the doors and there is no cabin filter on this truck.

Why did my Chevy Silverado blower plug burn up?

Most aftermarket companies, NAPA CARQUEST ADVANCE will have replacement plugs you can splice in for about half the price of a GM plug kit, and they burn up because GM cheaped out on the size of the terminals and they get hot, when they get hot they loose tension which causes them the get really hot and melt the plastic plug.

Why is my blower not working on my Chevy Silverado?