Liftmaster / Chamberlain / Sears Garage Door Opener Programming Instructions

Programming 971LM and 972LM, 371LM and 373LM Security + Transmitter


  1. Press and release the square colored “Smart” button on your garage door opener motor head in the garage. The Smart button indicator light will glow steady for 30 seconds. Learn buttons are located on the motor head near the terminal strip for wire connections.
  2. While the indicator light is glowing, press and hold the remote button until the lights on the motor head blink or you hear 2 clicks. (about 4 seconds)
  3. Release the remote button and test by pressing again to activate the door.

Programming the 890MAX and 893MAX Remotes


  1. Press and hold the program button on the hand held remote until the LED on the front of the remote turns on.
  2. Press and release the remote control button you with to use the number of times corresponding “Smart” button color on your garage door opener based on the chart below in Chart B:
  3. Exit the remote programming by pressing and releasing any button other than the one you’re programming on the remote.
  4. Go to the garage door motor head and press the “Smart” button.
  5. Press and hold down on the remote control button programmed in Step 2 until the garage door opener lights blink, or 2 clicks are heard, or for 4 seconds. Release and press again to test.
Chart B
# of Presses Garage Door Opener Type
1   Security + 2.0 (Yellow Learn Button)
2   315 MHz Security + (Purple Learn Button)
3   390 MHz Security + (Red/Orange Learn Button)
4   390 MHz Billion Code (Green Learn Button)

Models 375LM and 375UT Universal Remotes Programming Instructions for dip switch remotes.


  1. Slide open the bottom front of the universal remote shwon to expose the dip swithes and program button. The 375LM can be accessed from the back.
  2. Match the dip switch settings with the settings on your existing remote or the receiver on the ceiling in the garage. To find the receiver look for the floppy antenna wire.
  3. Find and press the Program button on the remote trasmitter until the LED lights up.
  4. Select one of the two remote buttons on this remote and press this button only for the number of times shown in the Chart D, corresponding to your older remote or the receiver in the garage.
  5. Press the program button on the remote to turn off the programming mode.
  6. Test the button programmed to see if it operates your door.
Chart D
# of Presses Brand Description
11   Chamberlain   9 dip switches
12   Chamberlain   9 dip switch Canada
13   Genie   12 dip switches
14   Linear Multicode   10 dip switches
15   Chamberlain   8 dip switches
16   Stanley/Multicode   10 dip switches
17   Genie   9 dip switches
18   Linear   8 dip switches
19   Chamberlain   7 position