Transmission Cooler Lines Ford F150

Transmission cooler lines for a Ford F150 are used to transfer fluid from the transmission to an external oil cooler. The external oil cooler helps keep the transmission fluid at optimal temperatures by dissipating heat from it, which prolongs its life and increases its efficiency. Generally, these lines consist of two rubber hoses that connect directly to the fittings on either side of the transmission and run to a metal bracket that holds them in place.

If they become damaged or worn they must be replaced with new ones as soon as possible so that your vehicle’s performance isn’t compromised.

The Ford F150 is equipped with an efficient transmission cooler line system that helps to keep your vehicle running smoothly and efficiently. This system works by circulating fluid from the transmission to a heat exchanger, which then cools it down before returning it to the engine. The lines themselves are made of durable stainless steel tubing and feature high-temperature O-rings for added reliability and performance.

Keeping these lines in good condition is essential for maintaining peak performance levels, so make sure you check them regularly for signs of wear or leakage.

Attention 2009-2014 Ford F-150 Owners! Check Your 6R80 Transmission Cooler Lines Before They Blow!

How Much Does It Cost to Replace Transmission Cooler Lines?

The cost of replacing transmission cooler lines can vary greatly depending on several factors, such as the type of vehicle and the extent of labor required. Generally speaking, it will typically cost anywhere from $150 to over $1,000 for parts alone. This does not include any labor costs associated with removing or installing new lines.

Additionally, if your current transmission is in poor condition or needs other repairs then this could increase the total cost significantly.

How Serious is a Transmission Cooler Line Leak?

A transmission cooler line leak is a serious problem that needs to be addressed as soon as possible. If it’s not fixed in time, the leaked fluid can cause damage to other parts of the vehicle and may even lead to total system failure. The most common symptom of a transmission cooler line leak is an unusually high operating temperature or pressure readings from the engine’s sensors, so it’s important to pay attention if you see either of these signs.

Additionally, leaks in these lines often result in burnt oil smell and visible fluid leaking from under your car; both are indicative of a severe issue that requires professional inspection and repair.

When Should I Replace My Transmission Cooler Lines?

If your transmission cooler lines are leaking or have become corroded, it is important to replace them as soon as possible. Transmission coolers help to keep the temperature of the transmission fluid at a safe level and can prevent serious damage if they are not working properly. It is recommended that you inspect your transmission cooler lines every 10,000 miles or so and replace them when necessary.

If you notice any leakage from the transmission cooler lines, or signs of corrosion such as rust spots or cracks in the metal tubing, replacing these parts should be done immediately.

What Size are Ford Transmission Lines?

Ford transmissions come in a variety of sizes, including 4R70W, E40D, and 5R110W. The 4R70W is typically used in vehicles such as the Ford Mustang GT, while the E40D is found in heavier-duty trucks, such as the F-150 Super Duty. Finally, the 5R110W transmission can be found on both light duty and heavy duty pickup trucks.

Each size offers its own advantages depending on your vehicle’s needs; for example, the larger 5R110W offers improved torque capacity over smaller models like the 4r70w. Ultimately though it depends on what type of vehicle you drive – some may require a specific size for their particular application so it’s important to check with your local Ford dealer before making any decisions about which size transmission is right for you.

Transmission Cooler Lines Ford F150


Ford F-150 Transmission Cooler Line Replacement

Replacing the transmission cooler lines of a Ford F-150 is an important maintenance procedure that should be done regularly. This process involves removing the old cooler lines, installing new hoses and clamps to secure them in place, reconnecting all electrical connections, and testing for leaks. It is important to use quality parts when replacing these lines as this can help ensure their proper functioning for years to come.

Additionally, vehicle owners should make sure they follow the manufacturer’s instructions carefully when performing this repair job.

Ford F150 Transmission Line Diagram

The Ford F150 transmission line diagram is an important guide for anyone attempting to repair or modify their truck’s transmission system. It provides a comprehensive overview of all the components involved, including the gearbox, clutch assembly, axle shafts, and drivetrain. By understanding how each component works together in the overall system, you can ensure that your vehicle operates at its peak performance level.

2013 Ford F150 Transmission Cooler Lines

The 2013 Ford F150 was equipped with a transmission cooler lines that allowed for improved cooling of the engine and transmission. This line was designed to reduce temperatures in the engine and transmission, which can help improve overall vehicle performance as well as increase longevity of both components. The cooler lines were also designed to provide excellent corrosion resistance and superior durability under extreme conditions.


This blog post provided a detailed overview of the transmission cooler lines for Ford F150 trucks. It showed how to identify and inspect these parts, as well as discussed the benefits of replacing them regularly. In conclusion, it is important to be aware of the condition of your transmission cooler lines in order to ensure they are functioning properly and providing adequate cooling for your truck’s engine.

Regularly inspecting and replacing these parts will help prevent costly repairs in the future due to premature wear or failure caused by heat buildup from insufficient cooling.


  • Alex Gearhart

    Alex Gearhart, an automotive expert specializing in transmissions, has over a decade of hands-on industry experience. With extensive knowledge in manual and automatic systems, Alex is passionate about educating car enthusiasts on vehicle maintenance. As the chief author at, Alex simplifies complex concepts for readers, helping them make informed decisions about their vehicles. Outside of work, Alex enjoys road trips, restoring classic cars, and exploring new automotive technologies.

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