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how much to repair leaking radiator valve

by Polly Ledner Published 2 years ago Updated 1 year ago

Replacing a radiator valve costs $100 to $350 for professional repair or $10 to $60 for the part alone. Commonly replaced valve types include: Manual radiator valves control the water flow to the radiator to regulate the radiator's heat. Bleed valves control the release of trapped air.Mar 15, 2022

Full Answer

How much does it cost to fix a radiator leak?

The national average cost range for repairing a radiator is $150 and $500, with most homeowners paying $350 to fix a leaky radiator. This project’s low cost is $100 to bleed a radiator. The high cost is $600 to replace damaged radiator piping in a hard-to-access area.

Is it possible to fix a leaking radiator?

The best way to fix a leaking radiator is to replace it. However, there are ways to temporarily fix a leaking radiator until you can get it into a shop for repair. These strategies come in handy during emergency situations. In order to safely inspect and seal the radiator, you need a couple of basic tools: Step 1: Locate the leak.

How much does it cost to replace a radiator?

  • Baseboard radiators cost $300 to $1,100 per unit and provide low-profile, quiet heating. ...
  • Column radiators have rows of cast iron hollow tubes or fins that radiate heat. ...
  • Single panel radiators are used in smaller spaces or spaces that need less heat output.
  • Dual panel radiators are best for standard or large rooms. ...

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How to repair a clogged radiator?

  • Get a bottle of heavy duty radiator flush. ...
  • Let the engine run for at least about 15 minutes to let the radiator flush flow throughout the whole cooling system. ...
  • Remove the radiator fill cap and open the drain petcock. ...
  • Put a water hose and inside the radiator fill cap to allow water inside the vehicle’s cooling system. ...

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How much does it cost to fix a leaking radiator?

If you go to a mechanic, the cost will be around $90 depending on your car make and model. Replacing a car radiator, however, can set you back over $300-$900. Labour costs involve a mechanic checking for leaks, removing the radiator, a whole system flush and the installation of a new radiator.

How much does it cost to replace a radiator valve?

$150 to $350A valve replacement costs $150 to $350 to install. These are essential pieces of the radiator that must work properly to control the flow of steam and water. They leak when damaged, so it's pretty obvious when there's a problem if tightening the valve doesn't solve the issue.

Is a radiator leak expensive?

Expect to pay around $100 to repair a coolant leak and more if it's been leaking for a while. This includes costs of labor alone, as any damaged parts will have to be assessed individually, and they can vary depending on what was damaged and what type of car you have.

Is it worth fixing a radiator?

The radiator hoses, core and housing can develop small holes and broken sections if not maintained properly. Because the cooling system is vital to the health of your automobile, it is advisable to repair it yourself or get an auto mechanic to repair it for you as soon as possible when there are problems.

How long does it take to replace a radiator valve?

Time needed: 1 hour and 30 minutes. Follow the steps below to learn how to change your radiator valves. Turn the heating off and allow the radiators to cool completely for at least an hour. You should do this before starting any job to do with your radiators to avoid burning yourself!

How much does it cost to service a radiator?

The national average cost range for repairing a radiator is $150 and $500, with most homeowners paying $350 to fix a leaky radiator. This project's low cost is $100 to bleed a radiator. The high cost is $600 to replace damaged radiator piping in a hard-to-access area.

Does Jiffy Lube fix coolant leaks?

Plus Jiffy Lube uses high-quality Pennzoil® products (where applicable). Replacement options will be explained, and, with your permission, the technician will perform a coolant leak fix.

Is it OK to drive with coolant leak?

Depending on the cause of leakage, you may get away driving with a radiator leak for a short time. Eventually, the lack of coolant will cause your car to overheat – which may in turn precipitate damage to various engine bay components. That's why it's a good idea to stop and inspect the issue as soon as you notice it.

Can a radiator leak be fixed?

The only permanent fix for a radiator leak is to take your vehicle into a repair shop for car maintenance. A trained technician at Thompson Sales will examine the radiator itself, the reservoir, hose, clamps, and any nearby engine components to check for leaking fluid, corrosion, and wear.

Does a leaking radiator need to be replaced?

There Could be a Leak If there is green liquid found under a vehicle, then the radiator should be inspected to identify the area where the leak is present. A mechanic can perform a pressure test to determine the source of the leak. If the leak is not too big, then a mechanic can patch is or replace the broken part.

Can I drive my car with a busted radiator?

A cracked radiator can be dangerous to drive with because the engine may overheat. A cracked radiator does not allow the proper amount of coolant to reach the engine, which causes the overheating. Contact the professionals at YourMechanic to make the correct diagnosis and to repair the radiator properly.

What will stop a radiator leak?

One of the easiest ways for a consumer to address a radiator leak is to pour a bottle of AlumAseal® Radiator Stop Leak and Conditioner into the radiator. This liquid sealant product is a convenient and safe way to fix radiator leaks.

How do you replace a radiator valve?

2:1727:58Replace Radiator Valve with Out Draining the System. Updated. Part 1.YouTubeStart of suggested clipEnd of suggested clipRight now let's get on with the video and show you how to replace that radiator valve. All the linksMoreRight now let's get on with the video and show you how to replace that radiator valve. All the links throughout this video can be found in the description.

Can you drive with a broken radiator?

It is very unsafe to drive with a broken radiator. With a busted radiator, you run the risk of overheating your engine. Driving with a too-hot engine can not only create dangerous driving conditions but also does some costly damage. To name just a few possible scenarios, it can: Warp your engine cylinder heads.

How much does a new radiator cost with labor?

Installation costs will vary based on the type of system. You should expect to pay between $600 and $800 to install a plumbed (hot water and steam) radiator system and $200 to $450 for an electric radiator system.

What to do if radiator is not heating up?

5 Steps to Take When Your Radiators Won't Heat UpCheck for Bigger Problems with Your Central Heating & Boiler. ... Check for Trapped Air and Bleed Your Radiators. ... Check Your Radiator Valves. ... Find Out if Your System Needs Powerflushing. ... Get the Help of a Professional Heating Engineer.

Cost to Repair a Radiator by Heat Source

Different units are available, from steam to electric radiators. Your repair cost may depend on the type because some are easier and simpler to fix than others. The table below shows three heat sources and the average repair costs for each.

Cost to Repair a Radiator by Material

Radiators can be made from different materials, with cast iron and stainless steel being the most common. The material used may also impact the total cost of your repairs because certain materials are cheaper and easier than others. The comparison table below shows average repair costs for two of the most common materials.

Cost to Fix a Radiator by Type of Repair

Various issues can arise with your unit. Problems might occur with the valves, pipes, or thermostat. Repair costs vary depending on the problem and repair type. The table below shows common repairs and average costs for each.

House Radiator Repair Price by Type of Replacement

In some cases, the damage to your unit might be too much, and certain parts must be replaced. The costs of this vary depending on the part that needs replacing. Some parts are cheap to buy and easy to replace, while others are more expensive and have difficult installation procedures.

Radiator Repair Price by Problem

Many problems can occur with radiators, such as damage from an impact or accident and leaks or cracks. Or, you might notice strange noises coming from your radiators, pressure problems, rust, or a unit that does not heat when it should. Repair costs for these problems vary depending on the work needed and whether replacement parts are necessary.

Cost to Repair a Radiator by Solution

Depending on your unit issues, professionals might use a range of repair methods and solutions. Simple issues might be solved by bleeding the radiators, or the units may need to be balanced or insulated. The table below shows common repair solutions and their average costs.

Labor Cost to Repair a Radiator

Professional radiator repair averages $100 to $250 per hour in labor costs. Some workers charge by the hour, but others have flat fees for the most common jobs, such as replacing a valve or repairing a damaged pipe. Many professionals also have minimum fees or call-out fees of $75 to $100.

How much does it cost to fix a radiator?

The cost of repairing a radiator is based on various factors. You will need to purchase a radiator hose and water pump. The hose is sold for about $15 to $50, while the water pump costs about $35 to $75. To replace a radiator, you might have to spend about $200 dollar. Another cost you need to think of is the labor cost.

How long does it take to fix a coolant leak?

Fixing a leak in your coolant can take about twenty minutes or less. What determines the timing is the solution you are applying.

Why is a radiator important?

The radiator is a very important part of the car. Without it, the car cannot function properly. It will become overheated and might get damaged. Once you start noticing signs that the radiator is faulty, you need to get it fixed as fast as possible. The main function of the radiator is to cool the engine.

What to do if your coolant is leaking?

If you notice your coolant is leaking, the first thing you need to do is to try and find where and why it is leaking.

What to do after finding a coolant leak?

After you have found the leak, the next thing to do is to fix it. The manual of your repair service should have every detailed instruction on how you can fix a coolant leak. You need to ensure that you follow every instruction closely.

What to do if coolant leaks below coolant level?

If the leak is below the coolant level then, you need to drain it so that it appears above. Ensure that you wipe the leak clean and dry it.

How to tell if coolant is leaking from engine oil?

Check these components for any type of cracks. If you notice your oil has a milky brownish color then, the coolant has leaked into the engine oil. If this is the case, you may have lots of problems.

How long does it take to fix a radiator?

A shop or mechanic is going to charge you anywhere from 2-4 service hours to repair or replace your radiator.

How to remove radiator hoses?

An easy way to remove some radiator hoses is by sticking a flathead screwdriver/mechanic's pick in between the hose and radiator fitting and separating them from each other.

What to do when coolant comes out of a closed system?

When you see coolant coming out of your closed system, the first step is to spray the engine off with water to verify the location of the leak.

Does coolant leak from radiator?

Coolant leaks don't always come from the radiator. Spraying the engine off with water will help you more easily locate the leak.

Can you pull a radiator out of a wrecked car?

That’s a great idea. If you are really in a pinch you can go to a junkyard and pull a radiator out of a wrecked car that has the same radiator as yours; doing so will teach you how to get to your radiator before you perform the repair.

Does a coolant tank need to be run down to the engine?

The engine has many nooks and crannies that hold coolant inside. Most times when refilling the coolant the first time it doesn't do the job. You have to run the engine, and let the existing coolant run down through the system.

Can you fix a radiator leak?

Repairing a leaking radiator isn't a small task, but you can certainly do it on your own with a little time and knowledge.

What to use to fix a radiator valve that is leaking?

If it’s the radiator gland that’s leaking (under the plastic cap of the valve), you can fix with PTFE tape.

How to find a leak in a radiator?

Locating the leak. Make sure your radiator is completely dry by giving it a rub down with your towel. This will make it easier to see where the leak is springing from. Top tip: Use a different piece of tissue for each area – it makes it easier for you to spot where the water is coming from.

Why is my radiator leaking?

To help you figure out what’s causing the problem, here are some common reasons why your radiator is leaking…

How to fix a leaking radiator spindle?

To fix a leaking radiator spindle, follow the steps below: Use a spanner to tighten the gland nut, If this doesn’t stop the leak, undo the gland nut, Wrap PTFE tape down into the spindle, Tighten the gland nut back up again.

How to stop water from dripping from radiator?

If this doesn’t do the job, follow these steps: Drain your radiator. Remove the nut from the leaking radiator pipe using a spanner. Wrap PTFE tape around where the face of the olive meets the joint.

Can you put a wet towel on a radiator?

Avoid placing your wet towel on a radiator after your morning shower, unless it’s a special towel warming radiator!

Can furniture be too close to radiators?

Don’t place your furniture too close to your radiators. Not only can this potentially damage your furnishings but it can also stop heat from circulating properly, bringing down your energy efficiency and increasing your costs.


We've got a leak from what appears to be the pipe below the radiator valve. Please can someone advise approximate cost of getting a plumber to repair this leak including VAT and perhaps what I should look for to make sure the plumber/central heating engineer does the job correctly to avoid further leaks or problems with my central heating system.


If it is the joint the pipe goes into on the valve rather than the pipe split then you could try just gently tightening the nut, or if that doesn't work undoing the valve nut and putting ptfe tape around it and doing back up, put towels down etc as there will be leakage.


Or take of plastic cap on valve if there is one and check its not leaking there and running down. If it is then tighten the nut a bit and try it.


First of all, thanks for your replies. Believe there is a split in the pipe itself. Spoke to a plumbing company this morning and was advised they would have to drain down the system to repair the leak. How long does that take? Just thought I'd ask since they charge by the hour. I just haven't a clue myself on this.


If its an upstairs rad the perhaps about 1-1.5 hours, downstairs about 1.5 - 2 hours if all goes well. Make sure they add new inhibitor when filling up


The pipe has been leaking for possibly a few weeks before we noticed. My husband said that it appears that when the house was extended in the early 90s that they cut the pipes on either side and removed the radiator. When they put it back on, there is a join on each pipe where the cut is.

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