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3-BUTTON REMOTE CONTROLS DEATH from a moving gate or garage door: Series, 970 Series, and 370 Series LiftMaster remote controls.Programming a Remote Control ; Locate the LEARN button on the garage door opener. Press and immediately release the LEARN button. The LEARN LED will glow Place remote controls side by side as shown. (Figure 1) and set switches in all remote controls to matching positions (+,0,i). Use a pen or screwdriver to slide Within 30 seconds of pressing the "Learn" button, press and hold the button you wish to program on the remote control for three seconds, then release. The LED User Manual LiftMaster G373LM 3 Button Remote Control · Locate the Smart/Learn button. · Press and immediately release the learn button. · The learn LED will glow