How to Remove Onstar Rear View Mirror

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Are you tired of feeling trapped by your Onstar rear view mirror? Well, get ready to break free! In this article, we will show you how to remove that pesky mirror and gain your freedom. With a few simple steps and the right tools, you'll be able to disconnect the power source, remove the mirror cover, detach it from the windshield bracket, and even get rid of the Onstar module if needed. So, let's get started and liberate yourself from the clutches of Onstar!

Key Takeaways

  • Proper tools and safety precautions, such as gloves and safety glasses, are essential when removing an Onstar rear view mirror.
  • Disconnecting the power source, turning off the ignition, and using insulated tools are important steps to ensure safety during the removal process.
  • Potential challenges in detaching the mirror include stuck clips or adhesive, fragile components, and hidden fasteners. Troubleshooting tips and following disposal regulations are also important.
  • Disconnecting the wiring harness, locating the Onstar module, and cleaning and preparing the mounting area are crucial steps in the removal process. Following the manufacturer's instructions for wiring connections is also recommended.

Gathering the Necessary Tools

You'll need a few tools to remove the Onstar rear view mirror. Gathering the necessary tools is the first step towards successfully removing the mirror. It is crucial to have the right tools to ensure a smooth and efficient process. Here are some mirror removal tips and common mistakes to avoid.

Firstly, you will need a flathead screwdriver or a trim removal tool. This tool will help you pry off the plastic cover that holds the mirror in place. It is important to be gentle while using the screwdriver or trim removal tool to avoid damaging the mirror or the surrounding area.

Next, you will need a Torx screwdriver or a small socket wrench to remove the screws that secure the mirror to the windshield bracket. Make sure to choose the right size of the Torx screwdriver or socket wrench to ensure a proper fit.

Lastly, you may need a pair of gloves and safety glasses to protect yourself during the mirror removal process. These tools will provide you with the necessary protection against any potential injuries.

Now that you have gathered the necessary tools, the next step is to disconnect the power source before removing the Onstar rear view mirror.

Disconnecting the Power Source

To safely disconnect the power source of your Onstar rear view mirror, you will need a set of pliers or a wrench, electrical tape, and a screwdriver. Before starting the disconnection process, it is important to ensure that the vehicle's ignition is turned off to avoid any electrical accidents. Follow the step-by-step process provided below to disconnect the power source and proceed with the removal of the Onstar rear view mirror.

Safety Precautions for Disconnecting

Before disconnecting the power source, make sure you have gathered all the necessary tools and materials. Taking safety precautions is crucial to prevent any damage to yourself or your vehicle's electrical system. Here are three important steps to follow:

  1. Ensuring proper grounding: Before starting the disconnection process, make sure to park your vehicle on a flat surface and engage the parking brake. This will provide stability and prevent any accidental movement during the procedure.
  2. Protecting the vehicle's electrical system: To avoid any electrical damage, it is recommended to disconnect the negative battery terminal before working on the power source. This will prevent any accidental short circuits or power surges.
  3. Using insulated tools: When working with electrical components, always use insulated tools to minimize the risk of electric shock. Insulated tools have non-conductive handles that provide an extra layer of protection.

Tools Needed for Removal

To successfully disconnect the power source of your Onstar rear view mirror, you'll need a few essential tools and materials. Here is a step-by-step guide on the tools required for removing the Onstar rear view mirror:

Tools Needed Materials Needed
Screwdriver Safety glasses
Torx bit set Gloves
Trim panel removal tool Clean cloth
Pliers Electrical tape
Wire cutters

Before starting the removal process, ensure that you have these tools readily available. The screwdriver and torx bit set will be used to remove the screws holding the mirror in place. The trim panel removal tool is essential for safely prying off the mirror cover without causing damage. Pliers and wire cutters may be necessary to disconnect any electrical connectors. Remember to wear safety glasses and gloves to protect yourself during the removal process. Additionally, keep a clean cloth and electrical tape nearby for any clean-up or securing needs. With these tools at hand, you'll be ready to proceed with the removal of your Onstar rear view mirror.

Step-By-Step Disconnection Process

Make sure you have all the necessary tools and materials ready, so you can easily disconnect the power source of your Onstar rear view mirror. Here is a step-by-step disconnection process to help you liberate your mirror:

  1. Locate the power cord: The power cord is usually connected to the back of the mirror or running along the windshield. Follow the cord until you find the power source.
  2. Disconnect the power source: Once you have located the power source, carefully unplug it from the power outlet. This will stop the flow of electricity to the mirror.
  3. Troubleshooting and alternative methods: If you are having trouble finding the power source or if your mirror is not functioning properly, consult the Onstar manual or contact customer support for troubleshooting assistance. Alternatively, you can also consider professional help or alternative mirror removal methods.

Removing the Mirror Cover

To remove the mirror cover, you will need to use specific techniques and tools. Start by carefully prying off the cover using a trim tool or flathead screwdriver. Be cautious not to damage the surrounding area. Additionally, be prepared for potential challenges such as tight clips or adhesive that may require extra care and patience during removal.

Cover Removal Techniques

You can start by carefully sliding your fingers underneath the mirror cover, using a small amount of force to pry it off. Once you have a firm grip on the cover, you can proceed with the following steps to successfully remove it and gain access to the Onstar rear view mirror:

  1. Locate the tabs: Look for the tabs on the sides of the mirror cover. These tabs are designed to hold the cover in place and can be easily released by applying gentle pressure.
  2. Apply pressure: Using your fingers or a small fla
    thead screwdriver, apply pressure to the tabs while simultaneously pulling the cover away from the mirror. Be cautious not to use excessive force as it may damage the cover or the mirror itself.
  3. Remove the cover: Once the tabs are released, continue to slide your fingers along the edges of the mirror cover until it is completely free. Set the cover aside for cleaning or storage.

Tools Needed for Removal

You'll need a small flathead screwdriver for removing the mirror cover. Before you begin, make sure you have the necessary tools for the job. Here is a table that outlines the tools selection for removing the mirror cover:

Tools Needed Purpose
Small flathead screwdriver To pry off the mirror cover
Pliers To help remove any clips or connectors
Trim removal tool To prevent damage to the surrounding area
Torx screwdriver To remove any screws holding the mirror cover in place
Safety glasses To protect your eyes from any debris or shards

Now that you have the tools ready, you can move on to the mirror removal steps.

Potential Challenges During Removal

Removing the mirror cover may pose challenges due to its tight fit and potential for breakage. Here are some potential obstacles you may encounter and troubleshooting tips to overcome them:

  1. Stuck clips or adhesive: The mirror cover is typically held in place by clips or adhesive. If the cover refuses to budge, try gently prying it with a trim removal tool. If it still won't come off, use a heat gun or hairdryer to warm the adhesive and loosen its grip.
  2. Fragile components: Be cautious while removing the mirror cover as it can be fragile and prone to breakage. Apply even pressure and avoid using excessive force to prevent any damage.
  3. Hidden fasteners: Some mirror covers may have hidden fasteners that are not immediately visible. Check for screws or clips on the underside of the cover or around the edges. Refer to the vehicle's manual or online resources for specific instructions.

Detaching the Mirror From the Windshield Bracket

Gently slide the mirror off the windshield bracket. To detach the mirror from the bracket, you need to locate the release button or lever. This may vary depending on the make and model of your vehicle. Once you find the release mechanism, press or pull it to disengage the mirror from the bracket. Be careful not to apply too much force, as this could damage the mirror or the bracket.

Once the mirror is detached, you can proceed with the removal of the Onstar rear view mirror. It is important to handle the removed parts properly to ensure their proper disposal. Start by placing a soft cloth or towel on a clean and flat surface to prevent any scratches or damage to the mirror. Carefully place the mirror on the cloth, making sure it is stable and secure.

When disposing of the removed parts, it is crucial to follow local regulations and guidelines for proper disposal of electronic waste. Contact your local waste management facility or check their website for specific instructions on how to dispose of the mirror and other electronic components safely. Remember to always prioritize the environment and follow responsible disposal practices.

Disconnecting the Wiring Harness

Before you can remove the Onstar rear view mirror, you need to disconnect the wiring harness. This step is crucial to ensure a safe and successful removal process. Follow these steps to disconnect the wiring harness:

  1. Locate the wiring harness: The wiring harness is usually located behind the mirror or inside the headliner of your vehicle. Look for a small plastic connector that connects the mirror to the vehicle's electrical system.
  2. Disconnect the wiring harness: Gently press the release tab or push the connector's locking mechanism to disconnect the wiring harness. Be careful not to pull on the wires themselves, as this can cause damage.
  3. Secure the wiring: Once the wiring harness is disconnected, it's important to secure the loose wires to prevent them from getting tangled or causing any damage. You can use zip ties or electrical tape to keep the wires organized and out of the way.

Reconnecting the wiring harness is as simple as reversing the steps above. However, if you encounter any issues during the reconnection process, here are some common troubleshooting tips:

  • Double-check the connection: Ensure that the wiring harness is securely connected and locked in place. Sometimes, a loose connection can cause issues.
  • Inspect the wires: Look for any signs of damage, such as frayed or exposed wires. If you notice any damage, it's best to replace the wiring harness to avoid any potential electrical problems.
  • Test the functionality: Once the wiring harness is reconnected, test the rear view mirror to ensure it's working properly. If you're experiencing any issues, consult the vehicle's manual or contact a professional for further assistance.

Removing the Onstar Module, if Necessary

To begin removing the Onstar Module, if necessary, start by carefully locating the module behind the rear view mirror. The Onstar Module is a small black box that is connected to the wiring harness and is responsible for providing the Onstar services. In some cases, you may need to remove the module in order to fully remove the Onstar Rear View Mirror.

To remove the Onstar Module, follow these steps:

  1. Start by disconnecting the wiring harness from the module. Carefully unplug the connectors, taking note of their positions for reinstallation.
  2. Once the wiring harness is disconnected, you can remove the module from its mounting bracket. The module is typically held in place with screws or clips. Use the appropriate removal techniques to loosen and remove the module.
  3. If you encounter any difficulties during the removal process, it is important to troubleshoot the issue before proceeding. Check for any obstructions or hidden screws that may be holding the module in place. Refer to the vehicle's manual or consult a professional if needed.

Cleaning and Preparing for Installation

After removing the Onstar Rear View Mirror, you should clean the mounting area and gather the necessary tools for installation. Follow these cleaning tips and installation preparations to ensure a smooth and successful process:

  1. Clean the mounting area: Use a mild detergent and water solution to clean the area where the Onstar Rear View Mirror was previously installed. Gently scrub the surface with a soft cloth to remove any dirt, dust, or residue. Make sure to dry the area thoroughly before proceeding with the installation.
  2. Gather the necessary tools: Before starting the installation, gather the tools you will need. These may include a screwdriver, pliers, electrical tape, and a wire stripper. Having all the tools readily available will save you time and make the installation process more efficient.
  3. Prepare the wiring: If you are installing a replacement Onstar Rear View Mirror, ensure that the wiring is properly prepared. Check for any loose or damaged wires and repair or replace them as needed. Make sure to follow the manufacturer's instructions for wiring connections to ensure proper functionality.

Frequently Asked Questions

Can I Remove the Onstar Rear View Mirror Without Any Special Tools?

You can remove the Onstar rear view mirror without any special tools. Start by detaching the mirror from the mount, then carefully remove the mount from the windshield. Take your time and be gentle to avoid any damage.

Is It Possible to Disconnect the Power Source Without Damaging the Vehicle's Electrical System?

Disconnecting the power source from the Onstar rear view mirror can be done without damaging the vehicle's electrical system. Take caution and ensure proper disconnection to avoid any negative impact on the electrical system.

Can I Remove the Mirror Cover Without Leaving Any Visible Marks or Scratches?

To remove the mirror cover without leaving marks or scratches, you can follow these mirror cover removal techniques. Start by protecting the vehicle surface with a soft cloth, then carefully detach the cover using a plastic pry tool.

How Do I Detach the Mirror From the Windshield Bracket Without Accidentally Breaking the Mirror or Bracket?

Detach the mirror from the windshield bracket by gently twisting and sliding it off. Be careful not to break the mirror or bracket. Take your time and use steady hands to ensure liberation without damage.

Is It Necessary to Remove the Onstar Module Before Removing the Rear View Mirror?

No, it is not necessary to remove the Onstar module before removing the rear view mirror. However, it is important to disconnect the power source to ensure safety while detaching the mirror from the windshield bracket.


In conclusion, removing the Onstar rear view mirror requires careful disconnection of the power source, removal of the mirror cover, detachment from the windshield bracket, and disconnecting the wiring harness. If necessary, the Onstar module should also be removed. Cleaning and preparing for installation are crucial steps to ensure a successful removal process. Just like a skilled mechanic meticulously removes parts from a car, removing the Onstar rear view mirror is a precise task that requires attention to detail.

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