When the hot coolant flows into the heater core, the hose (which is actually very small) radiates this heat. Disconnecting the wrong thing could lead to further damage. The heater core hose is one of many lines that will be behind the dashboard. But there will also be electrical wires and other connections.ĭo not remove or alter anything without further inspection. Once the dashboard is removed, all the hoses that lead to the engine and radiator should be right there. Simply look for the screws or other connectors on the side seams around the dashboard and use the matching screwdriver to remove them. On most vehicles, the dashboard is fairly easy to open up. The best way to access the heater core hose for replacement or to check it is to remove the vehicle’s dashboard. The condensation and fog will obstruct the windows and windshield. Not only does this mean toxic fumes are leaking out but it also means that your visibility will be compromised. When hot coolant leaks from a damaged heater core hose, this causes condensation that can fog up the windows. When hot coolant leaks onto other parts of the engine or electrical components behind the dashboard, they could erode or completely fall apart.ĭamage to electrical components can cause sparking or electrocution. The hot coolant leaking from the dashboard can also physically damage other parts of the car or hurt someone if it leaks onto them while they’re sitting in the front seats.Ī damaged or disconnected heater core hose can also damage the insides of your vehicle. If you don’t replace your heater core hose, you risk toxic fumes and coolant leaking into the cabin of your vehicle. Yes, you’ll spend most of the cost on labor from the mechanic but they are experts and will be able to do the replacement efficiently and properly. Is a Full Heater Core Hose Replacement Worth It?Ĭompared to other types of repairs, replacing the heater core hose is moderately priced. You can locate them specifically by tracing them back to the main vehicle parts that control these hoses. These are small hoses, usually less than an inch in diameter. It connects to the radiator or thermostat and will likely be attached to a “t-connector.” The heater core hose is located behind the dashboard. This may work differently for your vehicle than others but the main concept is the same. The heater core hose is one of these important parts.Ĭoolant is pumped through the engine to cool it off but heated fluids are brought through the heater core to warm up the air that comes through the vents on your dashboard. Like blood is carried to your organs and pumped through your veins, different fluids are carried to the major parts of your vehicle through the hoses. The different hoses in your vehicle are like the veins, arteries, and capillaries in your body. Break lines and others carry brake fluid and transmission fluid. Some of them bring fuel from the gas tank to other parts of your car. Some of them bring coolant to the engine. The heater core hose is just one in a large network of hoses under the hood of your vehicle. The replacement hose itself will run you around $50 or less for most cars. It’ll cost approximately $150-$200, depending on how much your mechanic charges for labor and the type of vehicle you own. The heater core hose also helps the defroster/defogger functions to work.įixing a heater core hose isn’t as expensive as other repairs. If you have temperature control in your vehicle and your vehicle has an internal combustion engine, you have these hoses under your hood. To learn more about how and for what purposes Amazon uses personal information (such as Amazon Store order history), please visit our Privacy Notice.The heater core hoses are important for the vehicle’s radiator, located behind the dashboard. You can change your choices at any time by visiting Cookie Preferences, as described in the Cookie Notice. Click ‘Customise Cookies’ to decline these cookies, make more detailed choices, or learn more. Third parties use cookies for their purposes of displaying and measuring personalised ads, generating audience insights, and developing and improving products. This includes using first- and third-party cookies, which store or access standard device information such as a unique identifier. If you agree, we’ll also use cookies to complement your shopping experience across the Amazon stores as described in our Cookie Notice. We also use these cookies to understand how customers use our services (for example, by measuring site visits) so we can make improvements. We use cookies and similar tools that are necessary to enable you to make purchases, to enhance your shopping experiences and to provide our services, as detailed in our Cookie Notice.
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