how to replace battery on liftmaster remote

Daniel Parker

3 min read

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31-01-2025

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Is your LiftMaster garage door opener remote not working? The most common culprit is a dead battery. Fortunately, replacing the battery is a quick and easy fix. This guide will walk you through the process, step-by-step, for most LiftMaster remotes. We'll cover common models and troubleshooting tips. Let's get started!

Identifying Your LiftMaster Remote Model

Before you begin, it's helpful to know which LiftMaster remote you have. There are several models, and the battery compartment location might vary slightly. The model number is usually printed on a sticker on the back of your remote. Knowing this will help you find the right instructions. Common models include the 890MAX, 371LM, 375LM, and 893MAX.

While the process is generally similar across models, some slight differences exist. Refer to your LiftMaster's manual if you are unsure.

Tools You'll Need

You'll only need a few things to replace your LiftMaster remote battery:

• New Battery: Check your remote's manual or the sticker on the back to determine the correct battery type (usually a 3V CR2032). These are readily available at most grocery stores, pharmacies, and electronics retailers.
• Small Flathead Screwdriver (sometimes): Some models require a small flathead screwdriver to pry open the battery compartment. Others are simply slide-open.

Step-by-Step Guide to Replacing Your LiftMaster Remote Battery

Step 1: Locate the Battery Compartment

This is usually on the back of the remote. It might be a slide-open compartment or held closed with a small screw. Check your remote's model and manual if you have difficulty locating it.

Step 2: Open the Battery Compartment

• Slide-Open Compartment: Gently slide the compartment open. Some models have a small notch or tab to help with this.
• Screw-Secured Compartment: Use your flathead screwdriver to carefully loosen and remove the screw securing the battery compartment.

Step 3: Remove the Old Battery

Once the compartment is open, carefully remove the old battery. Gently pry it out if it's stuck.

Step 4: Insert the New Battery

Insert the new battery, making sure the positive (+) side faces up. This is usually indicated by a small "+" symbol inside the battery compartment.

Step 5: Close the Battery Compartment

Carefully close the battery compartment. If it's a screw-secured compartment, tighten the screw securely.

Step 6: Test the Remote

Try opening and closing your garage door to confirm the new battery is working correctly.

Troubleshooting Tips

• Remote Still Not Working: If your remote still doesn't work after replacing the battery, try resynchronizing the remote with your garage door opener. Consult your LiftMaster's owner's manual for specific instructions on how to do this.
• Battery Contacts: Make sure the battery contacts inside the remote are clean. A slightly dirty contact point might prevent the battery from making a good connection. You can gently clean them with a soft cloth or cotton swab.
• Damaged Remote: If the problem persists, your remote might be damaged and require repair or replacement.

Where to Buy Replacement Batteries

You can easily find replacement CR2032 batteries at most stores. Here are a few options:

• Local Pharmacies: CVS, Walgreens, Rite Aid often carry these batteries.
• Grocery Stores: Larger grocery stores like Kroger or Safeway usually have a small electronics section.
• Electronics Retailers: Best Buy, Target, and Walmart are good choices.
• Online Retailers: Amazon and other online retailers offer convenient delivery options.

Replacing your LiftMaster remote's battery is usually a simple task. Following these steps should have your garage door working smoothly again in no time. If you experience any continued problems, consult your LiftMaster owner's manual or contact LiftMaster customer support for assistance.