Carrying the transmission fluid to and from the transmission. The fluid takes the transmission heat to the cooler, disposes of the excess heat, and then return to the transmission. Transporting the fluid back and forth to an external or radiator-integrated cooler.
How do transmission cooler lines connect to radiator?
The hoses traveling from the transmission to the radiator are called transmission cooler lines. They channel hot transmission fluid to the radiator, where it is cooled, then return it back to the transmission. They typically resemble brake lines and are made of metal.
How does a transmission coolant line work?
The transmission cooling line system is vital to any automatic transmission. It circulates the hot fluid away to the radiator via cooler lines and returns the cooled fluid back to the transmission. A loss of fluid leading to an overheated transmission can be devastating as the system loses its ability to cool.
What runs through transmission cooler lines?
Your transmission cooling lines, often just called the transmission lines, are the lines that connect your transmission to the radiator in your car. … They’re made up of a system of rubber hoses and metal or composite aluminum tubes that allow for transmission fluid to flow through them at high temperatures.
How much does it cost to replace transmission cooling lines?
Like all parts of an engine, transmission cooling lines can wear out. If they break or develop a leak, you will lose transmission fluid, leaving your car vulnerable. Thankfully this is a fairly simple fix, and most transmission line repairs cost between $100 and $500 dollars.
Can you use fuel hose for transmission cooling lines?
Can fuel hose be used for transmission cooling lines? No. … Fuel line is for carbureted vehicles, which see less than 10 psi of pressure, most are around 5 psi from a mechanical fuel pump.
Can I bypass the radiator transmission cooler?
Expert Reply: I verified with my contact at Derale that the Derale Hyper-Cool Transmission Cooler, # D15960, will work to bypass your radiator and cool your transmission fluid. … If you choose to mount the cooler further away from the radiator, then you will likely need an additional length of hose.
How long do transmission lines last?
Underground high-voltage transmission lines have a life expectancy of 40+ years, while overhead lines have a life expectancy of more than 80 years.
How long does it take to replace transmission lines?
Getting the cooling line in your transmission repaired can be a time-consuming job. Transmission repairs often take a day or two at the mechanic depending on how extensive they are.
What happens if your transmission line breaks?
If your car’s transmission lines are damaged, they will leak, and that can lead to serious trouble if you don’t notice your car bleeding transmission fluid. … You hear grinding or whining noises when gears change or the vehicle rattles or jerks when you drive.
Can a transmission cooler be too big?
Too big could be a concern if mounted in the front of the rad creating a loss of air flow to keep the engine cooled . Years ago , GM released a TSB about overcooling the transmission in cold climates . Transmission fluid would actually turn to somewhat of a gel .
Where is the transmission cooler line located?
There are two types of transmission coolers, the type found inside the radiator or the kind that is external to the radiator that usually sits in front of the AC condenser.
Do I need a transmission oil cooler?
Transmission coolers help to protect your transmission when you turn up the heat. For the same reason, the addition of an auxiliary transmission fluid cooler isn’t just necessary for those who tow trailers anymore. …