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How To Unclog AC Drain In Car? [Very Easy]

Today it is time for another common troublesome issue faced by vehicle owners i.e. how to unclog AC drain in the car. Although this one is not that serious, it can still be a problematic issue to handle. Although it is quite easy to fix, AC drain blockage is not a rare issue these days and is pretty common among peers. So stay tuned as this article will not only be enriched with all the important things you need to know but also how to solve this issue.

About Clogged AC Drain Pipes

The main objective of an AC drain pipe is to remove the condensation produced due to the use of the AC unit’s evaporator coil. If you find your car stinking and hear sloshing water noise from behind the vehicle’s dashboard, it can be a sign of the AC drain pipe being clogged with stuck debris. While speeding up or taking sharp turns, these noises may be much more prominent.

You may also find unwanted dampness on the floorboard or on the ground below where your car was parked. These marks are more prominent on the passenger’s side. Moreover, if this problem is left unaddressed, it can even damage the internals and outlets as reported by customers.

How To Unclog AC Drain In Car?

Now, after knowing the symptoms of a clogged drain pipe and its cause, let us now talk about how to sort this problem at home and also via professional help. You need not worry as this issue is quite easy to fix and hassle-free.

1. Professional Support

Many of you may prefer not experimenting and letting the mechanic do the work. This is the best thing to do. It not only increases accuracy but also makes sure to add extra life to your car. They know how to do it right. The only disadvantage is the cost factor, but trust me it is worth it! Moreover, all you have to do is drive your car to them, and rest assured they will fix it!

2. DIYs

While professional help is most useful, but still it lags in most cases due to money constraints. But do not worry as we are here to help you rectify your vehicle’s fault in the most effortless way possible.

Below are the steps to unclog AC Drainpipe:

STEP 1: Firstly, turn off your car engine.

STEP 2: Identify the symptoms and culprit spot manually by visual and odor inspection.

STEP 3: Take out the AC evaporator drain tube present on the passenger’s side near the dashboard. Take the help of any youtube video if needed.

STEP 4: Get a can of AC cleaner from the nearby market. If possible raise your vehicle to a height possibly by a hydraulic lift.  Crawl beneath the vehicle and locate the tube. Insert the spray tube inside the evaporator tube perfectly.

STEP 5: Spray around one-third of the aerosol spray inside the tube via the nozzle. Let it soak properly for about 10 minutes in still condition. Do not do the mistake of taking out the spray tube before that.

STEP 6: Remove the spray and let it dry for a few minutes more before letting out the liquid flow completely.

STEP 7: After pipe cleaning, it is necessary to clean other parts of the air conditioning system such as inside the vents and filters.

STEP 8: Roll down your car’s windows now. Let it rest for some time letting the fumes leave the vehicle and air circulate properly. Lower the vehicle now.

And TAA DAA! You are all set to go.

Frequently Asked Questions About Clogged AC In Car:

So,here are some of frequently asked questions about the reasons ,cost to Unclog a  car Ac drain?-

How Do You Know If Your Car’s Ac Is Clogged?

If the Car ac is clogged or not is checked through Compressor Noise. Compressor noise can result from internal component wear and manifest itself by a rattling, grumbling, or howling noises that come from the compressor unit

Can I Use A Drain Cleaner To Unclog My Car’s Air Conditioner?

Using drain cleaner is a bad idea because it also damages your vehicle. Instead, use a basic method to safely unclog the drain and keep your vehicle’s air conditioning system running properly as given above

Why Is Water Coming Out Of My Air Conditioner While Driving?

It is because of clogged ac drain  These clogs need to be removed because they prevent water from draining and can cause serious damage to your air conditioning system over time.

How Do You Unclog The Ac In A Chevy Silverado?

Go underneath the engine and locate the AC drain tube, which is a small rubber hose. Detach the tube from the engine so that you have access to the inside, where the clog will be located. Insert the wire, hook first, into the AC drain tube and clear the debris

How Much Does It Cost To Unclog A Car Ac Drain?

If you get it done professionally To flush the line or repair it can cost anywhere from $75-$250.if the evaporator coil needs replacing, you would pay between $400 to $950.

Where Is The Evaporator Drain Located In A Car?

The AC drain hose or evaporator drain hose, as it’s often referred to, is located on the engine compartment side of the firewall. On most domestic and foreign vehicles, the AC evaporator is inside the cabin, directly in between the firewall and the lower portion of the dashboard.


So this was all about drain pipe clogging and detailed procedure of unclogging it explained in simple words. I hope it will help you. In case you have any more doubts, note them down below in the comments section and we will get back to you soon. Keep following us for more amazing content all for you.

Thank you

Happy Driving!