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How Much Does It Cost To Replace Transmission Cooler Lines

Transmission cooling lines are one of the most common components on an engine, and like any other part on a car, they need to be serviced and replaced on a regular basis. In fact, according to the TheCarConnection, transmission cooler lines can fail as early as 50,000 miles, which means they need to be replaced at least twice in a car’s lifetime. How much does it cost to replace transmission cooler lines? That depends on a variety of factors, but generally speaking, it will cost between $500 and $1,500. If you’re not sure when your cooler lines will need to be replaced or if you would like to schedule a service appointment with your mechanic, read on for more information.

What to look for in a transmission cooler line

When it comes to transmission maintenance, one of the most common issues is failing transmission cooler lines. A failed line can cause a loss of power and could even lead to a transmission failure. To ensure that your car is running smoothly, you’ll need to keep an eye out for signs that a transmission cooler line needs to be replaced.

Here are some things you should look for:

1. A coolant leak or gurgling noise from the engine bay – This indicates that there is likely a failed transmission cooler line nearby. If the noise is constant, it may be time to replace the entire line.

2. Erratic or sluggish acceleration – When a transmission cooler line fails, it can cause the engine to struggle to takeoff from a stop or during acceleration. If this happens consistently, it might be time to replace the entire line.

3. Low engine power – One of the worst things that can happen when a transmission cooler line fails is low engine power and difficulty starting the car. If you notice any of these symptoms, it’s probably time to have the lines replaced.

How much it costs to replace transmission cooler lines

Transmission cooling lines are a vital component of your car’s engine. Transmission fluid travels through these lines to keep the transmission oil at a comfortable temperature. When these lines become damaged, it can lead to reduced transmission performance and even failure. Replacing transmission cooler lines can be expensive, so it’s important to do it right the first time around. Here are some costs you may expect:

-Transmission cooler line replacement parts can cost anywhere from $50 to $200 apiece.
-The labor required for this repair can range from $200 to $800 per hour.
-In most cases, you will also need to pay for a tow truck to take your car out of service while the repairs are made.


Transmission cooler lines can last anywhere from 10,000 to 50,000 miles depending on the make and model of your car. Because they are high-quality lines made of copper and other metals, replacing these lines can be costly. If you are planning on doing this work yourself, it is important to have a good understanding of the mechanics of your car’s transmission before starting any repairs. Additionally, be sure to arm yourself with the proper tools and replacement parts so that you don’t run into any problems along the way. ###