Why is my GMC Sierra air conditioner not working?

On a 03-07 Chevrolet/ GMC Truck with the Electronic Climate control, Removing and reinstalling the HVAC fuse, causing the electronic climate control to RESET seems to Remedy the condition in which no power is getting to the AC compressor clutch connector, thus causing the Air conditioner not to work. Will this last forever?

Where is the reclining control on a Chevy Silverado?

•Move the seat forward or rearward by moving the horizontal control forward or rearward. If your vehicle has power reclining seatbacks, the control is located rear of the power seat control on the outboard side of the seats. Adjust the angle of the seatback by pressing the vertical control forward or rearward. See Reclining Seatbacks on page 1-6.

Who is the owner of the 2006 Chevy Silverado?

2006 Chevrolet Silverado Owner ManualM GENERAL MOTORS, GM, the GM Emblem, CHEVROLET, the CHEVROLET Emblem, and the names SILVERADO and Z71 are registered trademarks of General Motors Corporation. This manual includes the latest information at the time it was printed. We reserve the right to make changes after that time without further notice.

How does the heated seat work on a Chevy Silverado?

The engine must be running for the heated seats to work. To heat the entire seat, press the horizontal button with the heated seat and seatback symbol. Press the button to cycle through the temperature settings of high, medium and low and to turn the heated seat off.

What kind of air conditioning does a 2006 Chevy Silverado have?

Chevy Silverado 1500 / 1500 HD / 2500 HD / 3500 with Automatic Temperature Control 2006, Ambient Air Temperature Sensor by Vemo®. Are you shivering behind the wheel in the winter, or sweating in traffic in the summer?

What are the a / C relays on a 2006 Chevy Silverado?

Chevy Silverado 3500 6.0L / 6.6L / 8.1L 2006, A/C Compressor Control Relay by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in… Chevy Silverado 2006, GM Original Equipment™ Ambient Air Temperature Sensor by ACDelco®.

What kind of a / C switch does a Silverado have?

Chevy Silverado 1500 / 1500 HD / 2500 HD / 3500 2006, GM Original Equipment™ HVAC Control Connector by ACDelco®. With Square Connector Shape. Type: 8 Blade Pin Female Terminal. Finish: Black. Designed utilizing the latest technology,… Chevy Silverado 2006, A/C Clutch Cycle Switch by gpd®. Want to keep your vehicle performing reliably.

What kind of HVAC sensor does a 2006 Silverado have?

Chevy Silverado 2006, GM Original Equipment™ Ambient Air Temperature Sensor Connector by ACDelco®. With Oval Connector Shape. Type: 2 Blade Pin Female Terminal. Finish: Black/Green/Blue. With Lamp Harn and Leads. Designed utilizing… Chevy Silverado 2006, HVAC Pressure Switch by UAC®. Compressor HPCO.

Why is my Chevy Silverado 1500 blowing hot air?

When the air conditioner in your 2004 Chevrolet Silverado 1500 starts blowing hot air, you likely have a freon leak. Recharging the freon in your AC system is an inexpensive and easy first step to restoring the cooling capacity of your A/C system.

What kind of a C system does a Silverado 1500 have?

The A/C system in your Silverado 1500 consists of a compressor that is belt-driven, an evaporator and freon. If there is a problem with your compressor or evaporator, adding freon will not restore cooling.

What kind of refrigerant does a Chevy Silverado use?

Most refrigerants include a leak sealer that will seal small leaks in addition to filling the R134a refrigerant. The A/C system in your Silverado 1500 consists of a compressor that is belt-driven, an evaporator and freon. If there is a problem with your compressor or evaporator, adding freon will not restore cooling.

Why is the 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 1500 has air conditioning problems?

Where can I buy a Chevy Silverado a / C compressor?

Buy 2003 Chevrolet Silverado 1500 A/C Compressor from AutoZone. 10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only

How does a GMC Sierra air conditioner recharge?

The gas is turned into liquid by a compressor then passed through an expansion valve where air, cooled by the freon, is blown into the cabin. Occasionally, the freon in the air conditioner needs to be recharged.

Why does my Chevy Silverado keep blowing hot air?

From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. I would check the charge in the system. You might be just a little low on refrigerant. (Low enough to intermittantly trip the “Low-pressure” switch.)

What are the most common problems with a GMC Sierra?

Another 258 people reported the second-biggest issue where heating and air conditioning temperature and air delivery mode door actuators may fail. If one or more delivery mode door actuators fail, the HVAC system may not produce correct temperatures or air delivery. The HVAC system stores fault codes, which help with diagnosis.

When did my GMC Sierra air conditioner stop working?

I had a 2001 GMC Sierra that did this when truck was less the one year old (summer of 2001 is when it was). The dealer had the truck in the shop idling for a long time and the A/C worked perfectly. I told them to take it for a ride and see. So the service manager in an effort to convince me nothing was wrong went for a ride with me driving.

What was the problem with my Silverado air conditioner?

I have an ‘07 Silverado in the new body style and all of a sudden the a/c had stopped blowing cold. I took it to a valvoline instant oil change place that does a/c servicing and they said the high side valve was leaking, but they only had the low side in stock to replace.

How much is the AC unit on a Silverado?

The hardest part was the last screw holding up the plastic cover above the center hump. Gonna kick that engineer. The part is $137 on gmpartsdirect. Thanks to their wonderful website, there is no direct link or part number.

What kind of wiring do I need for my Chevy Tahoe?

Need AC Wiring Diagram for 2003 Chevy Tahoe Compressor not cycling. Has refrigerant. Need to troubleshoot the control circuitry. have the same problem? At the compressor relay, terminal 30 is hot/voltage all the time. Terminal 86 goes hot with the key on. Terminal 85 is ground for the coil side of relay, controlled by the pcm.

How to check oil level in AC compressor?

Examine the oil level in the compressor. Add oil if the level is below the normal point. Check the owner’s manual to check the correct instructions for checking up the compressor oil and level and filling it up. Unplug the single wire connector on the front side of the compressor.

Why does my AC compressor clutch not engage?

Look into This! Engaging the AC compressor clutch at home is not rocket science. There are a couple of ways you can fix the problem to bring back the air conditioning system in order. What is the most common reason for an air conditioning compressor not to engage?

When did the a / C on my Chevy Tahoe stop working?

First noticed A/C problem June of 2108 had system recharged and went until July and experienced same problem. This time A/C in front and rear stopped working. Problem was confirmed by independent garage as well as GM dealership as a leak in the rear A/C lines.

Why is my a / C not working on my Chevy Silverado?

Subject: Air Conditioning (A/C) Blows Warm Air Intermittently. This condition may be caused by the A/C compressor clutch cycling out early when the low pressure side reaches approximately 380 kPa (55 psi). The fix is to bring the vehicle to the dealer to have the latest software installed into the vehicle.

What happens if the a / C compressor does not engage?

If the system is fully charged (pressure correct), but the A/C compressor clutch does not engage, the fault is electrical. You’re experience as an electrician directed you to first check the basics (fuses), and now it’s time to trace the circuit and determine what we lost (power or ground) and where we lost it.

What does it mean when your AC compressor clicks off and on?

If the compressor is clicking off and on, you are going to notice some strange sounds. It will sound like the clicking occurring when the compressor normally activates, except the air won’t be working with it. Listen for the distinct clicking noises, telling you that the switch is turning the compressor off and on.

How does the voltage control work on a GM RVC?

“To be clear, GM’s RVC systems use alternators with field currents that truly are controlled by logic external to the alternator. You’ll see two things right off the bat on RVC vehicles tipping you to the presence of this latest technology: First, you’ll see a two-wire voltage regulator connection instead of the familiar four-wire connection.

How does a generator control the output voltage?

It regulates the generator’s output voltage, based mainly on estimated battery temperature and battery state-of- charge. The main benefits of this system are: Stand-alone RVC (SARVC). Integrated systems use a battery current sensor to provide a body controller (BCM) the amount the battery is charging or discharging.

Where is the fuse box located in a GMC Yukon?

The underhood fuse/relay center is located in the rear of the engine compartment near the brake fluid reservoir. GMC Yukon – fuse box – engine compartment *1 — Gasoline Engine and Fuel Injection Rail #2. *2 — Gasoline Engine and Fuel Injection Rail #1. *3 — Gasoline Engine; Oxygen Sensors. *4 — Gasoline Engine; Oxygen Sensors. *5 — PCM Ignition

Why does the reduced power light come on on my GMC Yukon?

This is one of the most common reasons the reduced engine power light comes on. If the ECU isn’t getting the proper voltage response from the throttle body, it can’t be sure of how much it’ll really accelerate your Yukon from the gas pedal input.

What is the throttle position sensor on a GMC Yukon?

The throttle position sensor is one of the most vital sensors in your Yukon. If it’s not responding, the ECU has no way of telling how much gas gas you’ve given it. The TPS data also helps determine when the transmission will shift.

What are the symptoms of a bad AC dryer?

3. Moldy smell from the AC. Another symptom of a bad or failing receiver dryer is a moldy smell from the vehicle’s AC. The receiver dryer is designed to remove moisture from the system, and if it is unable to do so for any reason, this can lead to mold or mildew.

Is the AC receiver dryer on my Car working?

Average rating from 849 customers who received a AC is not working Inspection. The AC receiver dryer is a component of the AC system that works together in tandem with all of the other components to produce cold air for the vehicle.

Why does my AC dryer need to be replaced?

This usually happens when the accumulator moisture absorbing desiccant inside the compressor needs to be replaced, or the accumulator has cracked and excessive moisture is allowed in. Because the receiver dryer serves as a storage canister and filter for the system’s refrigerant, it is very important to the proper operation of the AC system.

Why is the radiator fan not working on my Chevy Silverado?

If your Silverado has a bad engine temp sensor the radiator fan won’t know to come on, because the ECU won’t know how hot the engine is. You’ll need to locate and test the engine temp sensor.

What causes a receiver dryer to leak refrigerant?

Because the receiver dryer stores refrigerant, it is more prone to leaks than some of the other components of the system. In minor cases, you will see a film or drips of refrigerant along the underside or near the fittings of the receiver dryer.

Lack of Refrigerant – Your Sierra’s air conditioner will not work if the refrigerant has disappeared due to a leak. In fact, most won’t even cycle on without the right amount of refrigerant pressure. This is far and away the most common reason that your Sierra’s air conditioner is not functioning.

Why is my AC compressor running but not cooling?

AC Compressor Running But Not Cooling : The Possible Reasons If the Refrigerant Is Leaking. It often happens, and it is the most common issue that makes an AC blowing hot air. When… If the Condenser Is Blocked. The condenser is one of the important components of an HVAC system as it converts the …

Why does my GMC P / you compressor not turn on?

No. Theres a schrader valve to prevent freon from escaping when you replace the switch. Just make sure you dont overtighten it. This is on a 2004 gmc p/u I have checked the fuse and relay all good. I have jumped high pressure switch .I have no power going to the high pressure switch wiring is good.

Why is my air conditioning not working on my GMC Sierra?

While there are a variety of reasons your GMC Sierra 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.

Is the a / C running on my GMC Truck?

It runs and gets somewhat cool but does not get cold. Not even cool enough in 85 degree temps to be comfortable. He checked the freon levels and they were actually high so he got it to the normal levels. No leaks. He checked the filter and it was good but went ahead and replaced it. The compressor is running.

Why does my air conditioner not cool down?

USUAL CAUSE Low refrigerant level is the most likely cause of poor cooling from the air conditioning. If there is no cool air coming from the air conditioning system, an electrical malfunction could be the cause. A defective relay, compressor clutch coil or damaged compressor are all possibilities.

What kind of air conditioner does GMC Sierra 1500 have?

2002 GMC Sierra 1500 p/u w/4. 3 lt. V-6, I have had to have the a/c condensation line covered three times with the foam insulation from my dealer. They also have to clean the corrosion from the distributor, remove the screen in the bottom of the distributor, clean the spark plugs and replace the cap and rotor on each occasion.

If it didn’t work or stayed on all the time then there is a problem. Subject: Air Conditioning (A/C) Blows Warm Air Intermittently. This condition may be caused by the A/C compressor clutch cycling out early when the low pressure side reaches approximately 380 kPa (55 psi).

Are there any problems with the GMC Sierra 1500?

GMC Sierra 1500 owners have reported 3 problems related to air conditioner (under the equipment category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Sierra 1500 based on all problems reported for the Sierra 1500.

Why is my AC not working on my GMC Sierra 1500?

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 GMC Sierra 1500 has air conditioning problems?

Why does my GMC Sierra 1500 get hot?

GM needs to issue Campaign to correct this problems, since so many of their customers are experience problems due to their poor workmanship or inferior design. I haven’t fixed it yet, but when driving with Air conditioning running, just the drivers side gets hot, the passenger side stays cool.

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.

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 2003 air conditioner not working?

Owners of 2003’s may comment about poor A/C performance after they have pressed the A/C button and see what appears to be the snowflake illuminated on the display. What has actually happened, though, is that they have disabled the operation of the A/C compressor and the snowflake symbol, upon closer inspection, has a slash through it.

What happens if your AC control switch is not working?

The AC control switch is what powers and controls the AC compressor, as well as the entire system. If it is not working properly, then the AC compressor may not come on, which will prevent the AC from blowing cold air. In most cases a bad or failing AC control switch will display noticeable symptoms that hint…

Why is my AC switch hot to the touch?

It may become hot to the touch and begin to malfunction or not function at all. The switch also distributes power to other AC components. Therefore, a problem with the switch may cause other components to overheat, due to excessive power or heat. Usually when a switch is hot to the touch, it has malfunctioned and needs to be replaced. 2.

Why is my front fan not working on my GMC Yukon?

If you can get access to wiring at the fan motor. take an OHM meter or test light and check for current. If you have current then it’s most likely a bad motor. Oh wait, mine is a 2007. Probably same thing though Oh wait, mine is a 2007.

Why is my front air conditioner not working?

The fan for my front HVAC stopped working about a week ago and it’s hasn’t started working since. My rear air controls work fine. When I’m drivin about 50mph I can feel air blowin through the vents only if the fan is OFF.

Is there a problem with the dash mounted climate control panel?

Problems with the dash mounted climate control panel will be the easiest to diagnose. If your knobs are broken or missing, then you would do well to replace them. If the system doesn’t respond to your inputs, it could be a problem with the climate control panel.

Why does my 2005 Tahoe blow hot air?

My 2005 Tahoe hava AC giving hot air problem. AC would suddenly blow hot air just on the driver’s side while the passenger side still blew cold. The only way to correct it was to turn the car off and back on and then it would immediately start blowing cold again. This happens intermitently.

Why does my AC suddenly start blowing hot air?

I have a 2004 Yukon with 160000 miles and about a year ago the AC would suddenly blow hot air just on the driver’s side while the passenger side still blew cold. After a few weeks it then stating blowing hot air on both sides. The only way to correct it was to turn the car off and back on and then it would immediately start blowing cold again.

How does the hot air blow in a GMC Yukon?

A small servo motor that turns hot and cold air valve in the heater box. I pulled the small flat motor off and noticed the shaft was jammed and would not turn when i moved the temperature selector knob from hot to cold.

Why is my GMC Sierra air conditioner not working?