Your question: What happens if you hook up transmission cooler lines backwards?

If you had it reversed, the pump would be trying topush fluid through the bottom of the cooler, up through the cooler, out the top into the bottom of the rad, and up through the rad to the top. More weight to push.

Does it matter which line goes in a transmission cooler?

Generally the higher line on the radiator has fluid going INTO the transmission and the lower one goes back to the transmission, so the higher line has fluid coming out of it and the lower line sucks it back into the transmission.

Are Transmission coolers directional?

The driver side of the radiator based cooler is connected to the front port on the tranny. The rear port on the tranny goes into the secondary cooler which then feeds into the driver side of the radiator based cooler. So, something is backwards.

Which line is the return line on a transmission?

The lower line near the bottom will be the return line.

Can I use rubber hose for transmission cooling lines?

You can use rubber hose, but make sure it’s transmission cooler line rated. The pressure is quite low (12-15 psi). Double clamp it or use FI type clamps instead of the worm-drive style.

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What fluid runs through transmission cooler lines?

How Car Transmission Lines Work. Car transmission lines connect your vehicle’s transmission to the vehicle’s radiator. Also known as transmission cooling lines, they are typically made of metal or composite aluminium and rubber hoses because they can handle the flow of hot transmission fluid.

Can a transmission cooler be mounted upside down?

Do Transmission Coolers Have to Install Right Side Up Or Can they be Upside Down. Expert Reply: The Derale stacked plate transmission coolers like part # D13403 can be mounted in any orientation that you need including having the hose fittings down. … Some just prefer the install of one over the other.

How do transmission cooler lines connect to radiator?

Transmission coolers do not attach to the radiator. They attach in-line with the transmission fluid return line. It is common for an OEM transmission cooler to be built into the radiator tank to be cooled by the coolant in the radiator.

Should transmission cooler be before or after radiator?

Should the cooler be installed before or after the radiator? Answer: We recommend installing the auxiliary cooler after the radiator to return the coolest fluid directly to the transmission.

How much pressure is in a transmission cooling line?

its about 20 pounds at most , if you do use rubber line make sure its for powersteering/transmission as regular rubber hose will soften and fail from the fluid type not the pressure , but like you I found the hard way that if a little of the line develops pinholes the whole line is shot , I replaced mine with stainless …

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Does transmission fluid run through the radiator?

All transmissions have a cooling line that runs to the radiator. A separate fluid passage circulates the transmission fluid through a portion of the radiator to cool the fluid.

Can you repair transmission cooler 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.