02 ltz Trailblazer and the Heating and AC fan will not work What is the problem and is it easy to fix for a novice?

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Check for a blown fuse first. If the fuse is OK, then the blower motor resistor pack or the blower motor itself may be bad.
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How can you fix a heater and AC fan that only work on high?

Resistors control the speed of the AC/Heater fan. These resistors are switched on and off in various combinations to create the different fan speeds. When the resistors burn out your fan will only work on the "HI" setting. The "HI" setting doesn't use any of the resistors and that's why it works. Th (MORE)

How do you fix your heater-AC fan if it only works on high 4?

Answer . \nThe heater resistor pack is bad. Replace it.. Answer . \nA Blower Motor Resistor burned down and needs to be replaced. It costs about $37 from the dealer and is located on the passenger side underneath the dashboard. It is held there by 2 screws and very easy to change. Common p (MORE)

On a 1991 GMC Jimmy the ac heater and vents are not working not blowing air is this the blower if so how much does that run and how easy to fix?

Answer . \nMost likely your problem is just the switch itself that controls the speed of the fan or a fuse. These are the easiest and cheapest things to check first. You can get the swithc at a local parts store or from a GM dealer. If that doesn't work check for loose of broken wires. It all (MORE)

Is your motor bad or a relay if the fan works on 'ON' but not on 'AUTO' on a rooftop central heating AC?

Answer . The motor is probably ok but you probably have a problem with something in the controls. Is it failing to turn on with heat or cool? If it's failing to come on when heating it could just be the temperature sensor that detects heat exchanger temperature. It's a small device with a couple (MORE)

What would be the first easy fix to warm air from ac?

is compressor trying? . \ncheck all A/C electrical connections, like the connector at the compressor.. make sure the compressor is trying to engage, should be an audible click when switched on, check fuses, also check pressure switch on coolant line.. it has a electrical connector on it also, and (MORE)

Just replaced the battery in 2003 Trailblazer now the AC Dash vents do not work Everything else works fine Any suggestions Has anyone else had this problem?

Same Troubles I have an 04 Trailblazer and just had my battery replaced as well and a 125 amp fuse. The mechanic at the dealership told me we blew the fuse because when we jump started the suv, we crossed polarity. I told him we didn't but he wouldn't check the dash vent fuses without another labo (MORE)

How do you fix a AC and heater fan speed control knob on a 2002 Monte Carlo that has stopped working on speed 1?

Answer . Normally this is one of 2 things. Either the speed control switch is bad or the Blower Motor Resistor Pack is bad. My opinion would be the latter.. Additional Answer: . Same Issue: However, Speed 1 & 2 are not working on mine. Replace the entire A/C dashboard Controler.. Heat & Air C (MORE)

Cooling fan does not come on until after the car is off on 1993 Honda accord If the ac is on both fans work What could be the problem?

Answer . I don't think you have a problem unless your temp gauge or light is coming on. The reason your fan comes on after you shut the car off is........ as you are driving and the car is running at operating temp, the air is flowing across the radiator cooling the coolant that circulates throu (MORE)

How do i fix the day time running lamps on my 02 Chevy trailblazer ltz?

Answer . First off, check the bulbs. It's not at all unusual for both bulbs to be NG. Failing that, look for a previous (yuppie spawn) owner to have disabled the DRLs after installing illegal blinding headlamp bulbs. Next, if available, get BCM codes and data and refer to the wiring diagrams, el (MORE)

Why does the AC control not work on low in the 2002 trailblazer?

The blower motor resistor has failed on that circut. It control all speeds except 5. It is a matter of time before more fail. It is a simple replacement. It is located up under the dash (under that removable panel on the passenger side) If you drop the glove box down you can see the blower motor and (MORE)

How do you get the heated seats on a 2004 trailblazer to work?

I have the same vehicle...if they stopped working it could be the seat module. What I did was disconnect the battery cables for about a 1/2 hour then reconnected. It worked. The battery had drained a month earlier and seats didn't work after. So I just tried this and it worked (probably had to be re (MORE)

The fan on 2002 trailblazer don't work on the first three settings but four and five work how do you fix this and where is it located at?

This is the blower motor resistor failure that causes this problem. If you drop your glove box you will see the blower motor. Follow the wires that lead to a spot behind the blower and into the ducting. Two screw bolts are seen holding the resistor module in place. It is sometimes easier to remove t (MORE)

Why Ac fan does not work on Max?

Your AC fan is not working on the maximum setting because you have a bad blower motor resistor. This is located under the dash or next to the blower motor.

How to fix a Car Ac fan?

You did not mention the kind of car. Check the fuses and relay to be sure you have power. Also you have a blower motor resistor and the fan motor. Grounds are just as important as the power source.

How easy is Excel to learn for a novice?

It is not difficult to get started. Excel is a very powerful application, with a large range of capabilities. However, it can be used for very basic things, like simple mathematics. You don't necessarily need to be good at mathematics to use Excel, as it will do the calculations for you. You just ne (MORE)

How can I fix the front ac blower fan?

In most cases the blower motor resistor is the solution. But you need to have a repair shop check it out before you buy something that you may not need.

Why will only the high fan work on a 2005 Chevy trailblazer AC Why does only the highest setting on my ac fan on the 2005 Chevy trailblazer?

There is a fan motor resistor board located under the dash on top of the plastic duct housing on the passenger side of the vehicle. It is behind the glove box. Removing the glove box will help you to get to the resistor. The power to the fan motor uses various resistances on that board to get your l (MORE)

Why does Ac work but heat is on too?

The AC runs to remove moisture from the air inside your vehicle. Moisture causes the fog inside of your windows. The ac runs to remove the moisture and the heater runs to heat the air.

How can you fix the code p0300 an a 02 Chevy Trailblazer?

P0300 Diagnostic Code - Random Misfire Symptoms. Engine may stumble or miss Engine may be hard to start you may notice no issues Cause Failing spark plugs or spark plug wires Bad coil or coil pack Failing oxygen sensor(s) Bad fuel injector or more than one Stuck exhaust valve Bad catalytic conve (MORE)

Fan works on ac or DC?

It depends on the motor. The fan is driven by an electric motor,and it can use a dc motor (as in a car) or an ac motor (as in ahouse). They are not interchangeable.

How do you you fix the p0014 problem on 2005 Chevy trailblazer?

" Camshaft Position - Timing Over-Advanced or System Performance (Bank 1) symptoms Hard starts poor idle stalling cause wrong camshaft timing Wiring issues (harness/wiring) in intake timing control valve control solenoid system Steady oil flow to VCT piston chamber Faulty timing valve control sole (MORE)