Is a transmission cooler necessary for towing?

Transmission Coolers help transmissions deal with the added stress and heat caused by towing boats, trailers and other heavy objects. … For the same reason, the addition of an auxiliary transmission fluid cooler isn’t just necessary for those who tow trailers anymore.

How do I know if I need a transmission cooler?

You hear odd noises coming from the transmission: Your transmission may have difficulty shifting between gears, or there may be clunking or grinding noises during shifts. This can indicate transmission fluid loss, high internal transmission temperatures, or both, which can be caused by a bad transmission cooler.

Can you tow more with a transmission cooler?

The towing capacity listed for a vehicle would be how much it could tow safely totally stock. The addition of a transmission cooler would not allow it to tow more than this figure, but it would preserve the life of the transmission as the number one killer of transmissions is excessive heat.

How do I keep my transmission cool while towing?

Adding a simple auxiliary cooler inline with the factory unit can nearly double the life of transmission fluid, keeping your gearbox happy and healthy for a long time. Also helpful are aftermarket aluminum pans. Their added fluid capacity and finned heat-sink design provide additional cooling as well.

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What fluid goes through a transmission cooler?

Transmission oil can reach extremely high temperatures during operation, and this fluid can be cooled down with an external oil radiator. Some vehicles manufactured after 1975 will have transmission coolers built into the car’s radiator, as will most trucks designed for towing.

How long does it take to replace transmission cooler lines?

Repairing the cooling line for your transmission can take quite a bit of time. You can expect to leave your vehicle at the repair shop for a day or two for this repair.

Does transmission cooler use antifreeze?

The cooler for the automatic transmissions are placed inside the radiator, the reason behind this is the antifreeze provides the perfect environment. It warms the transmission up with it’s cold and keeps it from getting too hot in extreme heat.

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.

Can towing ruin transmission?

There is little to no risk involved when towing a vehicle with an automatic transmission on a flat-bed tow truck. However, if the tow operator tows the car with the drive wheels on the ground, that’s when damage can occur.

Does towing a trailer damage transmission?

Towing can put a strain on your truck’s transmission

If the fluid levels are inadequate, towing will overwork the components and cause serious damage.

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Does tow haul mode use more gas?

Using the tow/haul option increases the RPMs of the engine, so it results in a higher usage of fuel. However, replacing a transmission because you didn’t use it would be much more expensive then the extra gas you may use while in this mode.

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