silverado ac only works when driving

Step 1 Recalibrate the HVAC. The main two are that the system could be low on gas take it for a AC service and top up.

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With the automatic dual cligment control unit.

. AC only works while driving. Here are the possible causes. Discussion Starter 7 Aug 7 2014.

However when the AC pressure switch goes bad warm air might be all you get. Fullsize Truck SUV - 1999-2006 GMT800 2007-2013 GMT900 Platforms. In case only the pulley rotates check the clutch connector for power.

You dont want your engine overheating and end up causing damage. Any suggestions would be great jaysmo13 Registered Joined May 12 2012 232 Posts 2 Aug 5 2012 I have this same problem. Chevy Silverado Air Conditioning Not Blowing Cold Causes.

If only hot air comes out of the air vents in your Silverado 1500 then the problem probably lies somewhere else. To check if your compressor clutch works turn the AC to MAX and start the engine. The condenser fan is responsible for dissipating heat.

Also when AC is working it only seems to work well on setting 2 or lower. If its not getting power check the relay and fuse. My mechanic thinks it could be the fan clutch going bad or the another sensor unit.

The clutch and the pulley will spin both at the same time. No it just randomly comes and goes I first noticed it when it was idling while loading stuff up in the bed. Faulty Condenser Fan The most likely culprit is the condenser fan.

If I turn off the AC in the truck for about 3-5 minutes it will work again for a while when I turn it back on. It works to turn the freon gases back into liquid. If the car is standing still on the parking lot heater blows cold air.

New control unit in dash. Then when at idle at a stop light the temp would go up like the ac aint working at all. Sign up for FREE.

Stick Shift Driving Academy. Normally it should cycle around 2 to 3 times per hour but you can expect a higher running time if the temperature is hotter than usual. And other times it will blow warm air upon running the truck for the first.

June 13 2017 at 136 am 881347. Some of these components may fail which could be the reason why your cars AC only works when driving. Sign up for FREE.

The AC has worked like a champ for the past year since I started using this vehicle. Today it got worse it would only work for a couple minute. Reasons Why AC Only Works When Driving We can see that the operation of the air conditioning system is not simple at all when it has to go through a large number of stages in many different parts.

AC getting warm will be the least of your worries if you do not replace it. I even refilled it by myself last summer with no issues until now. You might also have a low state of refrigerant charge.

Basically the ac stops cooling after a while sometimes 30 mins to an hour. Loud noises when the AC switches on also indicate a bad compressor. This is a new problem.

You may have a fan malfunctioning. I bought a new 2014 Chevy silverado in September 14. Dirty cabin air filter mostly only leads to reduced cooling.

Dirty or clogged condenser. In this condition your AC only works when driving your vehicle because of outside air that is beneficial to cool the system. By adbaker August 1 2012 in.

If the car is moving the air conditioning system will not require a secondary. 1999-2013 Silverado Sierra 1500. Fullsize Truck SUV - 1999-2006 GMT800 2007-2013 GMT900 Platforms.

2005 Dodge Ram 1500 SLT Big Horn 58L V8 Hemi my air conditioning only works when Im driving forward and does not work at all any more when Im sitting still at an idle. Stop and restart the truck and the ac works fine as long as its idling. Ac Intermittently Not Working.

1999-2013 Silverado Sierra 1500. When it is at idle I hear a clicking. Ac works fine while driving.

The relay does not engage. In 20 seconds you can become part of the worlds largest and oldest community discussing General Motors Chevrolet and GMC branded. The temperature control actuator for the drivers side is on the bottom of.

The AC works fine when the truck is first started. Moreover the fault diagnosis will become even more difficult because the details are scattered all over the vehicle. If the AC compressor is going on and off non-stop that should be a concern to you.

But theres times il just be driving along and it will start blowing warm atmospheric air with the AC light still on. When it heats up during the day it will run for a while and then the compressor kicks off. Answer 1 of 17.

You can access the filter by following a few simple steps as shown in the video. Your AC compressor cycling on and off simply indicates that the AC unit is working fine to cool your cars temperature. When it is cold in the morning it works fine.

If you get into the vehicle turn the key on without starting the engine while the. New York State stopped working on new plans for the 198 in 2018 leaving it to the metropolitan transportation council to craft new proposals and to consider public comment. When at a stop the air is warmbut if I put it into neutral and rev the engine to lets say 2000 rpm AC ge.

Just replace the fan clutch and while the fan is off hose out the radiator fins from the engine side like suggested above. Sign in with Google. System to provide cool air out the vents it must be abl.

When driving highway speeds it seems to never quit. Perfect answer Professional recommendations There are a few possible causes. You might also have a low state of refrigerant charge.

AC is cold only when the engine is revving above certain rpm. Ac issue works for a while. Or the second cheaper possibility is the cooling fan in front of the AC radiator under the bonnet hood is.

Next day the car only started to only get cool when driving. Discussion Starter 1 Aug 5 2012 My AC ony works when im driving if im at a stop light or im in park it blows warm to hot air. It got cool after about 2 mins of cruising at 50-60mph 3000rpm and vent temp would be around 55-60F at 85 Ambient air temp.

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