How do you replace a battery in a remote car starterFCC ID Q6WBT431201?

To replace the battery in a remote car starter with FCC ID Q6WBT431201, first locate the small indentation or groove on the side of the remote. Use a flat tool or your fingernail to gently pry open the casing. Remove the old battery, noting its orientation, and insert a new battery of the same type, ensuring the positive and negative sides match. Finally, snap the remote back together securely.