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Las Vegas: 702.637.2700 Henderson/Boulder City: 702-979-3134 Summerlin/Sun City: 702-637-2555 Toll Free: 866-265-4824 Service within 2 Hours
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We Repair ALL BRANDS of Garage Doors and Openers

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  • 99% of All Repairs Done Within 1 Hour
  • FREE New Garage Door In-Home Estimates
  • New Openers Installed Within 2 Hours
  • Emergency Service 24/7

Liftmaster 377LM

LiftMaster® Keyless Entry System ~ Model 377LM

377LM Wireless Keyless Entry System

For added convenience to your existing garage door entry system, purchase the LiftMaster® 377LM Keyless Entry System. With the 377LM you can easily control your garage door without ever needing the key or the remote; just enter your very own 4 digit code! You can also easily program it with temporary codes therefore allowing guests or your children to access your home while you’re away.

Model 377LM Features:

  • Security+® rolling code technology assures a new code is sent every time the keypad is used
  • Temporary password option enables friends or service people to enter the garage without giving them your personal code
  • Completely wireless – powered by one 9-volt battery (included)
  • Weatherproof flip-up protective cover
  • Backlit keypad makes numbers easy to see, even in the dark
  • One-button-to-close feature makes it easier than ever to close your garage door (available on model 377LM only)
  • Programs in 2 easy steps


The MHz frequency of your garage door opener will determine what keyless entry system will work with your system. See below to find out which keyless entry to order.

Order the 377LM if:

  • Your garage door opener motorhead has a purple learn button, or
  • Your garage door opener motorhead has a purple antenna, or
  • Your original remote has silver buttons with glowing blue lights, or
  • Your original remote has black buttons and this logo:
    Wireless Entry Systems

377LM Wireless Keyless Entry

Service Within Two Hours Guaranteed!

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