Why is my suburban AC blowing hot air?

My 2005 suburban AC is blowing hot air; one minute it was blowing out cool air and then it started blowing as if the heat was on…. Clicking this will make more experts see the question and we will remind you when it gets answered. You can’t post conmments that contain an email address. An expert who has achieved level 1.

Why is the rear AC warmer than the front?

When the rear ac is turned on only, the air isn’t that cold. But when the front ac is turned on, the rear ac is blowing colder air out the vents. That’s because the rear AC by itself can’t turn the compressor on… The front AC has to be on for the compressor to turn on….

What to do when your AC is blowing hot air?

Pull the HVAC fuse (10amp) under the hood, and pull the two adjacent fuses (30 and 10amp) under the dash listed as ‘climate control’ in the manual. Push the fuses back in, restart your car, but DONT TOUCH ANY of the A/C controls for 90 seconds.

Where is the cold air heater on a GMC Yukon?

It was cold out and the heat would not work in the front only. Turned out that the blend door motor was dead. It is under the glove box at the passengers feet. A small servo motor that turns hot and cold air valve in the heater box.

Why does my GMC Yukon blow hot and cold air?

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. I reached in and turned the air valve with my finger and verified that it was not stuck.

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?

Why does my Suburban have auto climate control?

I have a 2001 Suburban with auto climate control. It started acting differently at the end of summer . . . everything still works the same as normal, except that when the cabin temperature gets to where it should be, the system doesn’t back off enough.

What to do when a / C comes on in Chevy Tahoe?

An A/C system flush is not to be done unless prior authorization is given by the GM Area Service Manager (in Canada, the District Service Manager). 8. Install an A/C Suction Screen. Refer to Corporate Bulletin Number 01-01-39-003A for more information about A/C suction screen repair recommendations and procedures. 9. Install a new A/C compressor.

When does the rear AC blower turn on?

Three years ago I replaced the rear blower motor control module, which caused the rear AC to start working again. That was no fun with such a tight space to try to loosen and tighten nuts in! Since then there has always been, however, an approximate three minute delay for the rear AC blower to turn on.

Why is my rear AC not turning off?

Today I disconnected both the front seat (near the shifter) and first rear seat controls for the rear AC. It didn’t change anything. I finally removed the fuse under the first rear seat to get it to stop blowing. Less than a year ago I replaced the front blower motor control module because the front speeds weren’t working right.

What to do if your rear blower stops working?

Chevy tahoe suburban rear blower stops working. How to fix. – YouTube Chevy tahoe suburban rear blower stops working. How to fix.

What to do if your Chevy Tahoe blower stops working?

Chevy tahoe suburban rear blower stops working. How to fix. 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. To avoid this, cancel and sign in to YouTube on your computer. An error occurred while retrieving sharing information.

Why does my Chevy Suburban AC not work?

This problem is caused by what is called the air temp control blend door, either the door is sticking in the duct or the electric actuator that moves it is defective, the actuator is the common part that fails, the bad news is the dash assembly must be removed to replace the parts. You can’t post conmments that contain an email address.

Is the rear a / C not blowing cold?

You can’t post conmments that contain an email address. SOURCE: Rear a/c not blowing cold, front works fine.

Why is the front vents warm but the rear vents are cold?

The gauge showed that the system was low and I started to fill the system. The compressor clutch did turn on and the system is currently at 45psi (fill zone). Now, the rear vents is blowing cold air but the front vents is still blowing warm air.

Why does the a / C blow hot in my GMC Yukon?

I have a 2002 GMC Yukon and the A/C in the dash blows cold but the rear A/C blows warm. Does anyone know what could be the cause of this and how to fix it. Click to expand…

What causes rear a / C to blow hot in Chevy Tahoe?

Does anyone know what could be the cause of this and how to fix it. Click to expand… my tahoe was doing that, and there was a leak on the low side schrader valve, fixed it recharged and works good again. so basically it was low on freon.

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.

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.

Is the a / C on in my GM Truck?

After two cans of R134a and 3 days later a can of Stop Leak, everything is cool and holding its pressure. We are getting some very humid 95 degree days so the A/C is being used frequently. Its 10:12am and its already 91 degrees outside…

What kind of stereo system do I need for MY Suburban?

In brief: This Crutchfield Research Garage article gives you an overview of your truck’s stock stereo system and your aftermarket upgrade options. Use our vehicle selector to find the gear that will fit your Suburban, Tahoe, Yukon, or Yukon XL. Any car or truck that’s in its ninth generation obviously has something going for it.

Where can I buy a 2008 Chevy Suburban?

2008 Chevrolet Suburban 1500 LT Blue Granite MetallicIf you live in Columbia, Jefferson City, Mexico, Fulton, Moberly, Sedalia, Camdenton, Montgomery City, St Louis, Kansas City or anywhere else in Missouri you can be sure that we will provide you the best value on the best selection of vehicles.

What kind of engine does a Chevy Suburban have?

Take on your day with the power and prestige of our incredible 2008 Chevrolet Suburban 1500 2LT 4WD in Blue Granite Metallic Powered by a 5.3 Liter V8 that offers 320hp while paired with a 4 Speed Automatic transmission.

Is there a recall on the Chevy Suburban?

America’s best-selling SUV offers comfort, convenience and confidence that are ahead of its class. Your safety is very important to us. If you want to determine whether or not there is a recall on your current vehicle or on a vehicle you are considering, visit www.nhtsa.gov/recalls or call (888) 327-4236.

What kind of engine does Chevy Suburban have?

With 2WD and 6.2L EcoTec3 V8 engine and 2WD. EPA-estimated MPG city/highway: 14/23 (2WD), 14/20 (4WD). With second- and third-row seats folded flat. Cargo and load capacity limited by weight and distribution. Premier model shown seats up to eight. Nine-passenger seating available on LS models only, with available front-row split-bench seat.

Why is my Chevy Silverado heater not working?

Blew cold air for first 2 miles, started to get warm, back to cold, then to hot. Just as I slowed down to a stop sign, it blew cold air again. As I left the stop sign, immediately went back to hot.

Why is car AC not blowing cold air after recharge?

So, whenever your Car AC not blowing cold air after recharge, follow the above tips. Or, you can simply take your vehicle to the professionals as they know what exactly to do. Moreover, timely repair can avoid future issues as well. u001dIs it safe to charge the phone when the car is off?

What to do if your car AC is not working?

You can handle this situation by using the best maintenance tips. Use a charging machine that will pour coolant and make your AC work properly. If the AC still doesn’t work even after using the charging machine, contact the nearest mechanic.

How to fix a Chevy Silverado dual climate control problem?

An expert who has achieved level 1. An expert that has 1 follower. An expert that has over 10 points. An expert whose answer got voted for 2 times. Take battery cable off for 5 mins, then put battery cable back on.

Why is my Chevy Silverado not mixing hot and cold air?

The passenger’s side flap for mixing hot & cold air according to driver commands is bad. Flaps are actuated by electrical step by step motors. Could be damaged the flap actuator (motor), the flap mechanism (blocked in “HOT” air position), and / or electrical supply wires.

Why does my Suburban Air Conditioning only work on setting bar 3?

Thanks for helping-our 2005 suburban air-conditioning fan only works on fan setting bar 3, on the other settings the fan shuts off. The rear fan has no problems. Is this a function of the controller going bad or does it have to do with vacuum lines?

Can a front air conditioner blow when stopped?

The front AC does not blow anything at all when stopped, when you start moving it starts blowing after about 20 mph. It will only blow at 1 speed regardless of what you select even if it is on automatic. Rear AC works fine.

What to do if your Chevy Suburban heater is not working?

A word of caution: If there is no coolant in your overflow, you can refill it by adding more to the overflow reservoir. There is almost never a situation where you would need to take the radiator cap off of the radiator to add coolant.

What to do if your AC and heater is not working?

If your problem is electrical, not the intake air leak you might want to work with your alternator, not the radio to fix it. Amazing if the dealer replaced your radio on warranty and did not go check the alternator?

Why is my AC not working in my Suburban?

The heater will only work when the car RPM are increased and will not heat the back vents at all. There is a continuing clicking sound coming from the dashboard. Occasionally hot air would start blowing on driver’s side, but nowhere else. Stopping and restarting engine would fix it.

What’s the problem with my Chevy Suburban heater?

Just no temp control. Actuator door quit working and would only blow hot air on driver side and cool air on passagner side when in ac mode. Drivers side a/c switches to heat, while passenger side blows cold. Replaced drivers side door actuator, did not fix problem.

Why does my Suburban Z71 have no heat?

2003 suburban z71 with duel climate control and rear controls no heat in front or rear sometimes rear will blow warm if reving rpms countinously. , blows cold air out of vents. When cycling the duel climate control levers up and down there is a change in air flow but not temp.

How much does a Chevy Suburban AC cost?

The average cost for a Chevrolet Suburban 1500 AC Diagnosis is between $53 -$67. Learn More no heat from the front, but rear heat works great. 2003 suburban z71 with duel climate control and rear controls no heat in front or rear sometimes rear will blow warm if reving rpms countinously. , blows cold air out of vents.

When to let go of the control on a Chevy Tahoe?

Let go of the control when the lower seatback reaches the desired level of support. You can also reshape the side wing area of the lower seatback for more lateral support. To increase support, press and hold the top of the control. To decrease support, press and hold the bottom of the control.

How to increase or decrease lumbar support in a Chevy Tahoe?

You can increase or decrease lumbar support in an area of the lower seatback. To increase support, press and hold the front of the control. To decrease support, press and hold the rear of the control. Let go of the control when the lower seatback reaches the desired level of support.

Where is the manual button on a GMC Sierra?

To adjust the front seatback, lift the manual lever located on the outboard side of the seat. Release the lever to lock the seatback where you want it. Lift the lever again without pushing on the seatback and the seatback will go to an upright position.

How can I get my AC to blow hot or cold?

Turn on your A/C to the highest blower setting and let it run 5 minutes, then dial up the heat leaving the blower in highest position for five minutes. this should resent your actuator to correctly blow hot or cold. ..that’s one way to fix it.

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.

Why does my AC blow cold then hot then cold again?

All of a sudden the asri coming out of the vents went cold again – it seems like when you hit a bump in the road. When I got home it was still blowing cold air – I put a guage on the suction side and it measured 50 psi which should be normal since I am in Texas and the ambient temp is near 100 degrees.

Why does my car AC blow cold air then blow warm air?

But that cold air turns warm fairly soon after because the high side pressures build to the point that the high pressure switch shuts off the compressor clutch. Once pressures equalize, the high pressure switch allows the compressor to start up again. The cycle repeats over and over, providing a short period of cold air, followed by warm air.

Why is my Chevy Suburban 1500 blowing hot air?

When the air conditioner in your 2002 Chevrolet Suburban 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.

How to add refrigerant to a 2002 suburban?

How to add freon to your 2002 Chevrolet Suburban 1500: hook up the can of refrigerant (likely r-134a) to the low pressure port. When your compressor kicks on, add freon to the correct pressure.

Can you add Freon to a Suburban 1500?

The A/C system in your Suburban 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 hot air blowing out of vents?

Well I flushed my radiator today and had to turn the heat on high to flush and fill radiator. When I turned the switch back to cold and turned A/C on, still hot air was blowing out of vents. It is way too hot in Arizona to not have Airconditioning!!! So I finally figured out what was the problem and here it is.

What should I do if my AC suddenly starts blowing hot air?

A temporary solution for my 2005 Silverado is to stop the vehicle turn it off for a couple of minutes then restart, it should reset then & be OK for a while. A long term solution is change the blend door actuator which sells for under $30.00 usually. Check You Tube for instructions.

What happens if you have a bad blower motor?

The blower motor is the component responsible for pushing air through the vents of your vehicle’s heating and air conditioning systems. Without it, the AC system will not be able to circulate any heated or cooled air.

What to do if your front fan is not working?

Decided to hit the bottom of the blower with my 4D cell maglight. Percussive maintenance. Blower started right up. Works in all speeds. Pulled out the little white rubber plug under the blower and sprayed a little bit of wd-40 in around the shaft (bearing) and left blower running for about 10 minutes.

Where is the blower control switch on the dashboard?

The blower control switch on the dashboard controls the circuit flow of the blower motor to adjust the voltage from low, to medium, to medium-high, to high. When on high, the circuit bypasses the blower resistor.

Where is the HVAC controller on a Chevy Silverado?

Remove the panel under the driver side’s dash board (For passenger actuator remove the panel under the glove box). The actuators are mounted near the HVAC controller. Pry off the electrical harness plugged into the actuator. Unscrew the mounting screws and remove the actuator. Install your new actuator and tighten it down with the mounting screws.

Why is my HVAC not working on my Chevy Silverado?

Pull and reinsert the fuses for the HVAC before starting the truck. If this didn’t work for you try Step 2. If it seems like one side is stuck at one temperature only, it could mean the blend door actuator is no longer working. The actuator turns a door to switch between warm and cold air, but there are multiple actuators in your truck.

Why is the air conditioning on my Chevy Suburban not working?

While there are a variety of reasons your Chevrolet Suburban 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 will be the outcome of an air conditioning system diagnosis?

Why is my climate control not working on my GM Truck?

The malfunction of the rear climate control system on General Motors trucks and sport utility vehicles that have a separate rear HVAC system. The most common complaint is that the front air conditioning or heater unit performs as expected. However, the rear heat or air conditioning system has either intermittent or no operation.

Why does my AC not turn on after a battery swap?

Immediately afterward, the controls would only blow heat through the defrost setting, no matter what the dial was set to. Also, when I tried the AC the light on the button would just blink and never turn the AC on. Its a real pain in the butt that this happened just from a battery swap!!! I’ve never heard of that problem.

What happens when you change the battery in a Chevy Tahoe?

I am sure some (or all) have heard of this problem, but I need some help because its driving me nuts! I installed a new battery in my wifes 2002 Chevy Tahoe. Immediately afterward, the controls would only blow heat through the defrost setting, no matter what the dial was set to.

What causes a Chevy Suburban to not start?

The most common causes that hinders normal starting operation of your Suburban are dead key fob battery, dead 12v battery, corrosion on battery terminals, bad alternator, clogged fuel filter, broken starter, blown fuse, empty gas tank, immobilizer error or any fault in the electrical system. 1. Weak Battery

What should the voltage be on a Chevy Suburban battery?

The voltage of the battery on your Chevy Suburban can be measured precisely with a multimeter. Before the test, the multimeter is set to the voltage range of the battery and connected to its plus and minus poles. Successful testing of the car battery, i.e. checking the voltage, usually results in values of approx. 12 to 13 volts.

What kind of car blows hot air when driving?

Sparky’s Answers – 2004 Chevrolet Tahoe Blows Hot Air 2004 Chevrolet Tahoe Blows Hot Air This 2004 Chevrolet Tahoe came in with the complaint that the air on the driver’s side would change from cold to hot while driving down the road. When it shifted to hot the customer could not get it to turn back cold.

Why is the AC cold in my Chevy Tahoe?

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 have a 2001 Chevy Tahoe with the 5.3L engine. I have an odd issue with the AC and was hoping an expert can shed some light on the problem. When the truck is driving, the AC is ice cold.

Why does the AC blow warm air when idling?

I have a 2001 Chevy Tahoe with the 5.3L engine. I have an odd issue with the AC and was hoping an expert can shed some light on the problem. When the truck is driving, the AC is ice cold. However, when I am idling for a couple of minutes, the AC will start to blow warmer air. Almost as if the ac is turned off and only the blower is working.

How to tell if your AC is blowing hot air?

When added to cart it shows as “Air conditioner and heater, Evaporator and heater components, Actuator, Mode temp and def, Mode temp and def – 2003-07 – 2003-07” Somewhere along that path, you will see a View Illustration button. Its item 21 which matches shape and location of the other forum instructions.

Is the front of my GM Truck warm?

The gauge never went past 45psi when recharging and the front vents where still warm afterwards. This morning I decided to turn on the ac in the front while driving to work and the air was cold but it could be colder. I went and bought another can and will recharge again at lunch time and post my results.

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.

Why is my air conditioner not blowing cold enough?

These are a few of the most common issues that could cause your Suburban to not blow cold enough. There are other issues that can cause this as well. Most of the time, when your Suburban’s air isn’t blowing cold enough, it is going to be a lack of refrigerant causing the problem.

Why does my car blow warm air intermittently?

Why does my Chevy Suburban 1500 blow cold air?

I have a 1999 chevy suburban 1500 with rear a/c & heat.The front get cold but the rear blows cool air. changed rear expansion valve. It seem as though the the hot water is going through the rear.

Why does my AC blow cold and then start blowing ambient temp air?

My AC will blow cold and then start blowing ambient temp air. Why? My AC will blow cold and then start blowing ambient temp air. Why? I have a 2002 Chevy Suburban 1500 LT. It has a climate Second opinion] I have a 2002 Chevy Suburban 1500 LT. It has a climate control (automatic settings for fan blowing and which vents to come … read more

Why does my GMC air conditioner stop working?

For about 5 miles the A/C worked normally till we hit a R/R and the bump made it stop blowing cold air and he was finally convinced. Back to the shop and 30 min later they found the problem. Turned out to be the low pressure switch, (under hood on bottom of small tank) it was corroded and causing a loss of electrical contact.

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.

Why does my Chevy Silverado blower keep running?

Also, if you smell burning plastic or smoke begins to enter the cabin when the blower is going, that is also a sign you have a faulty blower motor. Finally, if you hear that the blower motor is still running even when the Silverado ignition is in the “off” position, chances are, your blower motor needs replacing. Figure 1. Test your HVAC controls.

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.

What kind of motor does GMC Z71 1500 have?

2005 GMC Z71 1500, W/ Dual digital climate controls. While driving today blower motor Kicked out, I turned up the fan speed and it kicked back in. Got to my destination, turned off the key and the blower kept running.

Where is the hot air vent on a GMC Truck?

It’s underneath the passenger dash, where your feet go. Take off that black kick panel thing, and it will be right there. The passenger side does whatever the HVAC panel tells it to, but yes, when both sides are set to cold, the driver’s side is HOT, the passenger’s side is COLD. Anyone have a write up on this ?

Can a driver’s side vent blow hot air?

The passenger side does whatever the HVAC panel tells it to, but yes, when both sides are set to cold, the driver’s side is HOT, the passenger’s side is COLD. Anyone have a write up on this ? My old Silverado 6.0L swap <—Video – Click it ! My 05 did it. Stop engine, restart it and blows ac. Happened a couple times.

Why does the AC blow hot and cold air at the same time?

If you experience the symptom of the AC blowing hot or cold air on one side but not the other and it’s accompanied by a clicking or ticking sound, it probably means a gear in the temperature blend door actuator is faulty and the actuator needs to be replaced.

Why does my a / C blow on the passenger side?

Most likely the door that diverts air between the driver and passenger sides is not functioning properly. However, it’s not impossible the issue could also be due to a low charge in the A/C system.

Where is the a / C on a 2002 Buick LeSabre?

Thd 2002 Buick Lesabre A/c blows out hot air on the driver’s side and cold air on passenger side. Fill gas properly to your ac compressor.

Why does the driver side vents blow cold air?

The driver side is not blowing cold air. It is temperament. Sometimes it will blow warm air, sometimes it will blow cold air. we just recharged the freon on April and today brought it to mercedes and the only fix they did is recharge the freon and they said it is working perfect. we just did that a few months ago..

Why does my a / C blow hot air on the driver side?

Could be a multitude of things and I’d bet they’re electronic in nature. You have two air mix control dampers; one for the driver’s side and one for the passenger side that are independently controlled and operated by electric servo motors. It sounds like your a/c is operating fine since you get cold air on the passenger side.

How does the a / C work on the passenger side?

You have two air mix control dampers; one for the driver’s side and one for the passenger side that are independently controlled and operated by electric servo motors. It sounds like your a/c is operating fine since you get cold air on the passenger side.

What to do if your air conditioner is blowing cold air on one side?

If the air conditioning in your car is blowing hot air on one side and cold air on the other, there could be a simple fix like adjusting the temperature or it could be time to replace a part like the temperature blend door actuator.

Where is the driver’s side air mix servo located?

The dealer has a tester for checking the function of all the different sensors, servos, etc. Before you do that, look under the dash on the driver’s side, up to the right just under the water hoses on the side of the ventilation system. That is where the driver’s side air mix servo is located.

Where is the fuse block located on a Chevy Suburban?

The fuse block access door is on the driver’s side edge of the instrument panel. Pull off the cover to access the fuse block. fuse box diagram (2000-2002). Automatic Transmission, Instrument Cluster, Vehicle Control Module (VCM)/Power train Control Module (PCM)

What are the controls on a Chevy Suburban?

Automatic Transmission, Instrument Cluster, Vehicle Control Module (VCM)/Power train Control Module (PCM) Cruise Control Module, Cruise Control Switch, Instrument Cluster, Body Control Module (BCM) Auxiliary Battery Relay, Front Axle Actuator/Switch, Automatic Transfer (АТС) Control Module, Vehicle Control Module (VCM)

Where is the heated seat button on a Chevy Tahoe?

If your vehicle has this feature, the button used to control the driver’s heated seat is located on the driver’s door panel. The button used to control the passenger’s heated seat is located on the passenger’s door panel. To heat the entire seat, press the horizontal button.

How does the hot air blow in a GMC Yukon?

Why is my car blowing hot air and cold air?

Blend air door is the reason for drawing hot air to cold air in your car system. This door is located in the ventilation system. The hot air is blown directly from the engine if the blend door isn’t working properly.

How to fix a Chevy Silverado climate control problem?

This initiates a re calibration of climate control equipment and actuators. It will fix your problem. You can’t post conmments that contain an email address. My passenger seat is stuck in recline. It is electric and a 2007 Chevrolet Silverado.. It worked laying down but now will not come up.

Why is my air conditioner not working on my Chevy Suburban?

While there are a variety of reasons your Chevrolet Suburban 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 will be the outcome of an air conditioning system diagnosis?

Why is my Chevy Suburban not blowing cold?

Blend Door – The blend door controls how much air conditioned and heated air enters the cabin. If it gets jammed or locks up, your Suburban can’t respond to your temperature change request. These are a few of the most common issues that could cause your Suburban to not blow cold enough. There are other issues that can cause this as well.

Where is the climate control on a GM Truck?

The a/c does work but the dial has to be on the dash setting even though it doesn’t blow from the dash only the defrost setting, and still no heat on the rear climate control.

Why does my car air conditioner keep blowing warm air?

The compressor is the heart of your your vehicle’s air conditioning system. Its function is to circulate refrigerant through a series of stages that allow it to remove heat from your vehicles cabin. Similar to many other car parts, the compressor can wear out over time.

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.

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 to fix a car that’s blowing hot air?

Scotty Kilmer, mechanic for the last 45 years, shows how to fix a car that is blowing really hot air, even though the AC system is turned on full cold. Often a bad main AC control unit goes bad, and he shows how easy it can be to replace. 1. Autel Diagnostic Tool: http://amzn.to/2nrT5op 2. Screwdriver set: http://amzn.to/2jaHIfP 3.

Is the rear a / C blowing only hot air?

I have a 2017 Premier II with rear a/c controls. Front a/c blowing good and cold, rear blowing only hot air, regardless of rear temp setting. Tried it with Sync on, and no change for rear a/c. Am I missing something, or is a visit to the dealer in my near future? Definitely go to the dealer.

Why is the air blowing out of the back of my car?

Changing temp setting on passenger side to lowest setting, no effect. Still blowing hot air. Also, without warning, air starts blowing out of top dash vent (that clears windshield fogging), and no air at all through driver side or passenger vents. Rear air still blows correct temp air.

Why does my Chevy Silverado blow hot air?

My 04 silverado starts off cold on both sides then sometimes the driver side vents will blow hot air. when we stop and turn off truck and start it up and it is fine again. Could it be the thermostat for that side not working??? anyone have any answers for this problem?

Why does my GM Truck AC keep blowing out?

The 1995 and earlier have a different circuit board layout, the transistor numbers and concept should still apply but the the locations shown in the video will be different. If you find that the transistor keeps blowing out after replacement, then its because of too much current passing thru due to a short to ground in the circuit.

Why is my suburban AC blowing hot air?