Unleash Your Car’s Power: How to Reset Onstar Module?

To reset the onstar module, disconnect your car’s battery for about 15 minutes, or contact onstar’s customer support for assistance. Resetting the module can help with any technical issues or malfunctions.

Onstar is a popular in-car communication and security system that uses cellular technology to connect drivers with a range of features, such as automatic crash response, emergency services, and stolen vehicle assistance. However, in some cases, the onstar module may experience technical issues or malfunctions that require resetting.

Resetting the module can be done by disconnecting the car’s battery or contacting onstar customer support. In this article, we will discuss how to reset the onstar module and what precautions to take before attempting the reset. We also look at the benefits of having an onstar system in your car.

Unleash Your Car's Power: How to Reset Onstar Module?

Credit: www.greencarreports.com

What Is Onstar Module And Why Resetting It Is Important?

Understanding Onstar Module

The onstar module is a telematics system that is installed in general motors (gm) vehicles. It provides drivers with a range of features such as safety, security, connectivity, and diagnostics. This module collects and communicates crucial vehicle data to the onstar servers, where it is used to keep you informed about the status of your vehicle.

Here are some of the vehicle details that the onstar module collects:

  • Fuel level
  • Mileage
  • Battery status
  • Engine performance

Importance Of Resetting Onstar Module

Resetting the onstar module is crucial for maintaining your car’s performance and improving diagnostic accuracy. A simple reset can help in making sure that the module continues to work correctly. Here are some of the benefits of resetting the onstar module:

  • It clears any error codes that may be present in the module.
  • Resetting allows the module to update its software and firmware, improving its functionality and performance.
  • A reset helps in diagnosing any issues that may be present in the car’s system, ensuring that they are all addressed in time.

Resetting the onstar module is relatively easy, and you can do it yourself if you follow these simple steps:

  • Locate the onstar control button, which should be near the rearview mirror.
  • Press and hold the onstar button for at least 15 seconds.
  • Release the button when the led lights on the module start blinking.
  • Wait for a few minutes for the resets to complete before testing the system.

The onstar module is a crucial component of your car, and resetting it is essential to keep the system functioning correctly. By following the steps discussed above, you can perform a quick reset at home and enjoy the full range of benefits that this telematics system provides.

Signs It Might Be Time To Reset Your Onstar Module

Your onstar module helps keep you safe and secure while driving. It provides a variety of features, including emergency assistance, vehicle diagnostics, and remote locking and unlocking. However, over time, the module may experience some issues that require a reset.

Here are some common signs that it might be time to reset your onstar module:

List Common Signs And Symptoms That Indicate It Is Time To Reset Onstar Module

  • You are experiencing issues with your vehicle’s connectivity, such as dropped calls or slow data speeds.
  • You are no longer able to use features such as turn-by-turn navigation, remote start, or remote lock/unlock.
  • You are experiencing issues with your vehicle’s audio, such as a lack of sound or poor sound quality.
  • You notice that the onstar button is no longer lit, or it is flashing red.
  • You receive an error message or a notification that indicates that there is an issue with your onstar module.

Explain How The Symptoms Impact Car Performance

If you are experiencing problems with your onstar module, it can impact your vehicle’s performance in several ways:

  • Connectivity issues can be frustrating and can make it difficult to use features that rely on internet connectivity, such as turn-by-turn navigation.
  • Malfunctioning audio can have a significant impact on your driving experience and may make it difficult to hear important alerts and warnings.
  • If the onstar button is not working, you may not be able to use crucial safety features such as emergency services or crisis assist.
  • Additionally, if there is a problem with your onstar module, it may not be able to communicate important vehicle diagnostic information to you, which can impact your ability to properly maintain your vehicle and identify potential issues before they become more severe.

If you are experiencing any of the signs listed above, it may be time to reset your onstar module to ensure it is functioning properly and to avoid potential issues with your vehicle’s performance.

How To Reset Onstar Module: Step-By-Step Guide

Resetting the onstar module may be necessary after a car has been repaired or when there are issues with the onstar system. Here’s a step-by-step guide on how to reset onstar module:

Prepare For Resetting Onstar Module

Before you begin resetting your onstar module, make sure to prepare the following:

  • Your vehicle should be parked outside and not in an enclosed area such as a garage.
  • The wireless signal of the onstar module may interrupt the resetting process, so ensure that your module is not connected to a cellular network.
  • Make sure that the vehicle’s battery has enough charge and that all accessories are turned off to avoid any power interruptions.

Turn Vehicle Ignition Key To The Acc Position

The first step is to turn your vehicle’s ignition key to the acc position. This will enable the electrical components without starting the engine. If your vehicle doesn’t have an acc position, use the on position instead.

Press And Hold The Onstar Buttons For 15 Seconds

Once the ignition key is in the acc position, press and hold the onstar buttons for a total of 15 seconds. You’ll know when the reset process has started as the onstar led will turn on.

Check For Confirmation And Listen For Clicking Sounds

While holding the onstar buttons, listen for the clicking sounds that come from the onstar system. You should hear one click when the system enters the reset mode and three clicks when the process is complete. If you’re not sure if the reset process was successful, you can check the led.

It should turn off after the reset.

Test The System After Reset

After resetting the onstar module, test the system to ensure its functionality. Try making a call to the onstar service to confirm that the reset was successful and the module is working correctly. You may also use any other feature, such as the navigation, to check.

If everything works fine, your onstar system should be reset successfully.

Benefits Of Resetting Onstar Module

Resetting your onstar module can offer several benefits that can improve your overall driving experience. Here are some of the advantages of resetting your onstar module:

Improved Vehicle Performance And Drivability

Resetting your onstar module can help enhance the performance of your vehicle. It allows the module to reset and recalibrate various vehicle settings, including the engine, transmission, and the electronic stability control system. This can improve your car’s fuel efficiency, boost acceleration, and provide better handling.

Accurate And Precise Diagnostics Readings

A reset onstar module can provide you with more precise and accurate diagnostics readings, as it’s a fresh start for your car’s system. Onstar can accurately diagnose many problems in your car’s system and inform you early on, which can prevent more significant issues from occurring.

Saves On Repair Bills And Time Wasted On Unnecessary Repairs

Resetting your onstar module can save you significant money and time on your car’s repairs. It prevents you from wasting time and money on unnecessary repairs, such as when a system is not functioning properly due to a software glitch that can be easily fixed by resetting the module.

Increased Resale Value Of The Vehicle

Resetting your onstar module can increase the resale value of your car, providing you with a considerable financial benefit if you decide to sell it. Regular maintenance and system resets signal to potential buyers that you’ve been taking good care of your vehicle, making them more confident in their decision to purchase it.

Resetting your onstar module can provide many benefits that can improve your vehicle’s performance and extend its longevity. It also gives you the peace of mind in knowing that you’re taking proactive steps to keep your car’s system functioning optimally.

Preventative Maintenance Tips For Onstar Module

Resetting your onstar module can be a frustrating chore, especially when you are dealing with an uncooperative vehicle. Nevertheless, it is necessary for the device’s proper functioning. But, did you know that preventative maintenance for the module could help? Here are some tips to keep your onstar module running efficiently.

Regular Inspection And Cleaning

Just like any device, inspection and cleaning are essential to maintain your onstar module’s longevity. Dirt, grime, and debris can accumulate over time, obstructing the module’s sensors and antennas. Over time, this could lead to reduced performance or even failure.

  • Regularly inspect your onstar module for any grime build-up.
  • Use a microfiber cloth to wipe off any dirt or dust build-up. Avoid using sports or abrasive cleaners, which might damage the module.
  • Check the cable connections to ensure that they are secure and free of corrosion. If any damage or corrosion is visible, take the module for repair immediately.

Keep Up With Software Updates

Software updates for your onstar module improve its functionality to keep you up-to-date with the latest technology. Occasionally, the manufacturer releases software updates for onstar that fix known functionality issues, provide new features or address emerging bugs, which is why it is critical to check for updates actively.

  • Regularly check your vehicle’s software updates for any onstar software updates.
  • Keep your vehicle connected to wi-fi to ensure that your onstar module is updated regularly.
  • Avoid turning off your device during software updates to prevent malfunctions.

Best Practices For Extending The Life Of Onstar Module

An onstar module is a valuable tool; therefore, extending its life is vital to get the most out of your investment.

  • Avoid exposure to extremities of temperature, humidity, and direct sunlight, as these factors might damage the device’s sensors and antennas.
  • Do not attempt to disassemble or modify the module as it may result in damage to the device’s internal components.
  • Protect the onstar module from moisture or any other liquid spills, which might damage the device’s components.

By following the preventive maintenance tips outlined above, you can extend your onstar module’s lifecycle, improve its longevity and efficiency. Regular inspection and cleaning, keeping up with software updates, and best practices will undoubtedly have a tremendous positive impact on your onstar module’s functionality.

Frequently Asked Questions Of How To Reset Onstar Module?

How Do I Reset My Onstar Module?

To reset your onstar module, locate the onstar button in your vehicle and push it. This will initiate a hard reset, and you can also disconnect the battery for a minute to reset everything completely.

What Happens When I Reset My Onstar Module?

When you reset your onstar module, you will lose all your data and settings that are stored in your module, such as saved phone numbers or map favorites.

How Often Should I Reset My Onstar Module?

There is no need to reset your onstar module unless you are experiencing some issues. However, if you are selling your vehicle or giving it to someone else, then it’s recommended to reset the module to protect your privacy.

How Do I Troubleshoot My Onstar Module?

If you’re experiencing issues with onstar, first try restarting your vehicle and then the onstar module. If that doesn’t work, try checking the connection and antenna settings. If problems persist, contact onstar customer support for assistance.

How Do I Know If My Onstar Module Needs To Be Replaced?

If your onstar module is malfunctioning or if the service has been discontinued, you may receive an alert or see a message on your vehicle’s dashboard. Contact onstar support if you are unsure or if you need to replace your module.


Resetting your onstar module is not only a quick and simple process, but it can also save you time and money. Whether you have a malfunctioning module or you need to update your system after a battery change, resetting your onstar is something you can easily do by yourself.

Remember to carefully follow the steps outlined in this guide and be patient during the process. But if you’re still experiencing issues, don’t hesitate to contact onstar customer support. A lot of problems can be resolved without professional assistance, but if your onstar module needs to be replaced, it’s always better to rely on the certified technicians and ensure your safety on the road.

Keep in mind that onstar is the most advanced emergency and roadside assistance service out there, so it’s always worth investing in it to have peace of mind while driving.