What makes your radiator hose collapse?
As the pressure in the system drops — when the engine is off and cooling down — the pressure cap allows the excess coolant in the overflow tank to return to the radiator. If the radiator cap is malfunctioning, the vacuum created in the system will collapse the hose.
Which radiator hose is return?
The upper radiator hose is where the hot coolant enters the radiator from the engine. It cycles through the radiator, cooling as it goes. When it reaches the bottom, it moves out of the radiator through the lower hose and back into the engine to start the cycle once more.
What is the difference between upper and lower radiator hoses?
If you were to place them side by side, you’d find that they were different lengths and different shapes. They also do different jobs. The upper radiator hose is where the hot coolant enters the radiator from the engine. It cycles through the radiator, cooling as it goes.
How do I remove the lower radiator hose?
Remove the lower hose from the outlet of the water pump. Open the power distribution box in your engine bay and remove the cap. Disconnect the oxygen sensor connector retainer… and harness from the radiator hose. Remove the radiator upper tube bolt… and disconnect the radiator vent tube.
What are the main hoses in an engine cooling system?
There are several rubber hoses that interconnect the components of the cooling system. The main hoses are called the upper and lower radiator hoses. These two hoses direct coolant between the engine and the radiator. Heater hoses supply hot coolant from the engine to the heater core.
What kind of radiator hose does Summit Racing use?
Radiator Hoses. A good radiator hose can mean the difference between an enjoyable weekend cruise or a couple hours stranded on the side of the road. That’s why Summit Racing only offers top-quality radiator hoses. We carry molded and pre-shaped hoses as well as flexible upper and lower radiator hoses for a perfect fit.
How do you change the lower radiator hose?
Place the hose clamps over the ends of the new hose and slide the whole assembly over the fittings. Tighten the hose clamps by turning the clamp screws clockwise. Tighten the radiator drain valve and refill the radiator with coolant. Replace the radiator cap.
How much does it cost to replace upper radiator hose?
The costs to replace your radiator hose will depend on the mechanic/dealer you choose, the car you drive and your geographical location. When hiring a professional, be prepared to spend anywhere from $80 to $210 to replace both the upper and lower hoses.
Where is the upper radiator hose located?
The upper radiator hose runs from the radiator to the motor . You can usually see most of this hose. The lower radiator hose is harder to find. To locate it, get underneath the car and look for a smaller diameter hose leading from the radiator into the heat wall of the car.
How often to replace radiator hoses?
Radiator hose replacement is recommended every four years or 60,000 miles. Stop and go traffic may require more frequent replacement of your hose. If you are going to replace your hose yourself, be sure to get the exact hose for your year, make and model.