Hummer H3 Transmission Replacement Cost

Approximately $3,000 – $4,500

If your Hummer H3 is in need of a new transmission, you may be wondering about the cost. Replacing the transmission in a Hummer H3 can be a costly repair, but the exact cost will vary depending on a few factors. The biggest factor in the cost of transmission replacement is the type of transmission you need. There are two types of transmissions available for the Hummer H3: the 6-speed automatic and the 5-speed manual. The 6-speed automatic transmission is the more expensive of the two, so if you have this type of transmission, you can expect to pay more for the replacement. The other factor that will affect the cost of your transmission replacement is the labor involved. If you have a transmission that needs to be replaced, it’s important to find a qualified mechanic who has experience with this type of repair. The labor involved in transmission replacement can be significant, so you’ll want to make sure you’re getting the best possible price on the replacement. The best way to get an accurate estimate of the cost of your transmission replacement is to take your Hummer H3 to a few different mechanics and get an estimate from each one. This will give you a good idea of the average cost of this type of repair and help you find the best deal.

What Is The Average Cost To Replace A Transmission In A Hummer H3?


What Is The Average Cost To Replace A Transmission In A Hummer H3?
When your transmission starts going out, it can be a very costly repair. Replacing a transmission is one of the most expensive things you can do to your car, and it is important to know the average cost before hand. According to RepairPal, the average cost to replace a transmission in a Hummer H3 is $4,865. This is just the average cost, so it is important to get a few estimates before making a decision on which shop to use.

If your transmission is starting to act up, it is important to take it to a mechanic right away. The sooner you catch the problem, the less expensive the repair will be. If you wait too long, the damage could be irreparable and you would have to replace the entire transmission, which is a much more costly repair.

If you are experiencing any transmission problems, take your car to a mechanic and get a few estimates. Knowing the average cost ahead of time will help you be prepared for the repair.

How Much Does It Cost To Replace A Transmission In A Hummer H3?

A transmission replacement in a Hummer H3 can cost between $3,500 to $4,000.

How much does it cost to replace a transmission in a Hummer H3?

The cost of replacing a transmission in a Hummer H3 can vary depending on a few factors. The first is the year of the vehicle. A transmission for a newer model H3 is going to be more expensive than one for an older model. The second factor is the type of transmission. There are two types of transmissions available for the H3, a manual and an automatic. The automatic transmission is more expensive than the manual. The third factor is the condition of the transmission. If the transmission is in good condition, it will be less expensive to replace than one that is in bad condition.

The average cost of replacing a transmission in a Hummer H3 is between $3000 and $4000.

How Often Does A Transmission Need To Be Replaced In A Hummer H3?

The transmission does not need to be replaced.
Just like any other vehicle, the transmission in your Hummer H3 will eventually need to be replaced. Depending on how often you drive and how well you take care of your car, you can expect it to last anywhere from 100,000 to 200,000 miles.

Of course, this is just a general estimate. There are a number of factors that can affect how long your transmission will last, such as:

• Your driving habits: If you regularly tow heavy loads or drive in stop-and-go traffic, your transmission will wear out faster than someone who drives mostly on highways.

• The quality of your transmission: Some transmissions are simply better built than others, so even if you take great care of your car, it may not last as long as you’d like.

• How often you change your transmission fluid: This is one of the most important things you can do to prolong the life of your transmission. Most manufacturers recommend changing the fluid every 30,000 to 60,000 miles.

If you take good care of your Hummer H3, you can expect the transmission to last a long time. But if you start to notice any problems, such as slipping gears or leaking fluid, it’s best to have it checked out by a professional. Catching a problem early can often save you the expense of a complete transmission replacement.

What Are The Symptoms Of A Failing Transmission In A Hummer H3?

Some common symptoms of a failing transmission are fluid leaks, grinding or shaking when shifting, gears slipping, and the check engine light coming on.
The transmission is an essential part of your vehicle, and if it is failing, you will likely experience some symptoms. If you have a Hummer H3, here are some symptoms of a failing transmission that you should be aware of:

1. Transmission Fluid Leak: One of the first signs that your transmission is failing is a fluid leak. Transmission fluid is red, so if you see any red fluid under your Hummer, it is likely transmission fluid.

2. Grinding or Shaking: If you feel your Hummer shaking or grinding when you shift gears, this is another symptom of a failing transmission.

3. Burning Smell: If you notice a burning smell when you are driving, this could be transmission fluid burning due to a transmission fluid leak.

4. Warning Light: If your transmission warning light comes on, this is an indication that there is a problem with your transmission.

If you are experiencing any of these symptoms, it is important to take your Hummer to a mechanic as soon as possible to have the transmission checked. Ignoring these symptoms could lead to further damage to your transmission, which could be expensive to repair.


What Are The Consequences Of Driving A Hummer H3 With A Failing Transmission?

The consequences of driving a Hummer H3 with a failing transmission can be very serious. If the transmission fails while you are driving, you could lose control of the vehicle and have an accident. Additionally, a failing transmission can cause the engine to overheat, which can lead to engine damage.

What Are The Most Common Causes Of Transmission Failure In A Hummer H3?

There are a few common causes of transmission failure in a Hummer H3. One is improper fluid level. If the transmission fluid is too low, it can cause the gears to grind and eventually fail. Another common cause is a faulty solenoid. The solenoid is responsible for controlling the flow of transmission fluid. If it fails, the transmission can overheat and fail. Finally, a clogged filter can also cause transmission failure. The filter prevents debris and contaminants from entering the transmission. If it becomes clogged, it can cause the transmission to slip and eventually fail.

Can A Transmission Be Repaired Or Does It Need To Be Replaced?

It depends on the severity of the damage. If the damage is minor, then the transmission can be repaired. However, if the damage is major, then the transmission will need to be replaced.

How Do I Know If My Hummer H3 Needs A New Transmission?

The most common symptom of a failing transmission is slipping. If your Hummer H3 feels like it’s struggling to change gears or stay in gear, it’s likely time for a new transmission. Other signs that your transmission may be failing include leaking fluid, strange noises, and the check engine light coming on.


The cost of replacing a Hummer H3 transmission can vary depending on the year of the vehicle and the type of transmission. However, it is generally a costly repair, so it is important to have the vehicle regularly serviced to avoid any major issues.

If you have any questions about replacing the transmission in a Hummer H3, please feel free to leave a comment below.


  • 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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