How to Reset Transmission Control Module Chevy

The transmission Control Module of a vehicle can get easily hampered. It is possible to rescue your transmission from multiple problems by going through a resetting segment at home most of the time.

Now, how to reset transmission control module Chevy?  

Turn the ignition key to the “on” position, and then gently press the gas pedal all the way down. Once the key has been removed from the ignition, release the gas pedal gradually. Before moving on, you should wait 2-5 minutes. Now, you’re ready to drive your car. 

The article incorporates a step-by-step guide, so that hang tight with the article to know the process in a comprehensive manner. 

What Does Resetting the Transmission Control Module Do?

Chevy Transmission Control Module

The transmission control module adapts to your driving habits and ensures smooth gear shifting. When it is reset, its memory is erased, which may be necessary if it’s not functioning properly due to a software problem. 

Usually, it starts working again after a reset with a clean memory. In order to make necessary adjustments to your driving style, the transmission control module collaborates with the engine control module.

When pressing the gas pedal, a malfunctioning TCM can cause a delay in acceleration. In such instances, resetting the TCM might help to resolve the problem. Also, when accelerating or parking, shifting up feels “sticky” or is impossible can be resolved by resetting the Transmission Control Module.     

Once the transmission control module is reset, it will relearn your driving patterns and adjust its shifting strategy accordingly, providing smoother and more efficient gear shifts. One thing more is that all of your transmission problems won’t be vanished just by resetting the transmission control module.   

How To Reset Transmission Control Module Chevy

Finding out the location of the Transmission Control Module is the first thing that you have to do if you want to reset it. It is commonly located near the battery, inside the center console of the vehicle, or beneath the Engine Control Module at the back of the Transmission case. 

Getting access to the ECM is also necessary for installing an HEI distributor on a Chevy.

Mostly, a key to the car and access to the driver’s seat are required to find out the TCM. You may need to reach the gas pedal or have someone assist you. However, the location can vary depending on the model and year of the Chevy. 

Here is a quick attempt to enlighten you about the location of the TCM. 

Model and year Location 
2003 Chevy Silverado On either side of the transmission 
2005 Chevy Silverado Below the cover at the back of the transmission case
2006 Chevy Silverado On the driver’s side of the engine, near the firewall
2008 Chevy Silverado Near the firewall on the driver’s side of the engine

Now that you know the exact location of the Chevy Silverado according to the years. So,  it’s time to discuss the steps of how to reset the transmission control module Chevy Silverado 1500.  

Step 1: Positioning the Vehicle

You need to begin by turning your key to the “on” position or pressing the start button to reset the transmission control module on your Chevy. The dashboard lights will be turned on and the air will be blowing with the completion of the first step correctly. 

Also, you can confirm this by listening for two clicks. However, it is not a good idea to start the engine just yet. This is also a necessary step for opening the Chevy truck hood from the outside.

Step 2: Engage the Gas Pedal

Pressing the gas pedal comes next after making sure the key is in the “on” position and the dashboard lights are on. The key is not to press it like you would when driving.

Instead, push the pedal down all the way until it cannot be pressed any further. The kick-down switch will be activated as a result. Press the pedal down for a few seconds before proceeding to the third step. Do not release any pressure on the gas pedal until you have left your foot on it.

Step 3: Turn Off the Ignition 

After holding down the gas pedal for a few seconds, turn off the ignition or press your push-to-start button. This step requires you to keep your foot on the gas pedal without releasing it. 

You should keep your foot firmly pressed down until the key is turned off or the button is pressed. The process will have to be restarted if you accidentally release the pedal.

Step 4: Let the Gas Pedal Go 

Now, turn the car key to the “off” position and slowly release your foot from the gas pedal to avoid any accidental pressure. You will have to start again if you touch the key yet.

Step 5: Take a Five Minutes Interval

Once all of the previous steps have been completed, you must wait five minutes. Your car’s transmission control module resets during this waiting period. During this time, don’t start your car or press the gas pedal. Otherwise, you’ll have to start over.

Step 6: Ready to Drive

After finishing all the steps discussed below, now you can start your Chevy and drive. If you have done all the steps properly, your transmission control module has been reset successfully. 

Now start driving, and the module will program your driving patterns while you drive. The underlying problem may not be fixed by simply allowing the module on its own, but it is worth a try. Consult a professional if the vehicle is showing symptoms of a bad transmission control module.    

Will Disconnecting Battery Reset TCM

No. Disconnecting your car’s battery won’t reset the transmission control module. The transmission control module will not be reset by disconnecting your car’s battery, which is a common misconception. 

Therefore, it is not advisable to waste your time trying to reset the transmission control module by disconnecting the battery. 

Frequently Asked Questions (FAQs):

How Much Does it Cost to Program a Chevy Transmission Control Module?

The cost of programming a Chevy Transmission Control Module ranges from $75 to $250. Depending on where you do it, the cost will vary. 

What happens when a transmission control module goes bad?

When a transmission control module goes bad, your vehicle will take longer to accelerate. Then, without warning or without you shifting gears, the transmission switches gears. 

What causes a transmission control module to fail?

Wear and tear over time can potentially decay the lifespan of the TCM. When the wiring between the TCM and other vehicle control modules is faulty, it can cause the TCM to be short, which means it has been overloaded and burnt out. 


I hope you have got to know how to reset transmission control module Chevy in detail. 

The method has been described in the article is very easy to perform. Normally, it doesn’t take more than 10 minutes. If the problem still persists, you must have your TCM checked out by a professional.  

Happy driving!

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