Liftmaster 374LM 4-Button Garage Door Remote


Model No: Liftmaster 374LM
Frequency: 315 Mhz with more than one Billion codes
Includes: Visor Clip, 5 Year 3 Volt Lithium Battery, Instructions
Availability: 3rd Party
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Liftmaster Single Button Clicker

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Extended Description:

The Liftmaster model 374LM remote features Enhanced Radio Technology (ERT) for better range and performance. This product comes with a 5 year 3 volt battery as well as a directional clip that affixes to your car visor. This remote operates up to four garage doors or gates. On some models of openers, it is able to activate/deactivate your garage door opener lights. This remote can also be programmed to allow each button to open, stop, and lower the garage door or gate.


Compatible with all Security+ series openers with purple learn button
Liftmaster: 3595, 3585,3575, 3500, 3280, 3265, 3220, 3255, 3245, 3110, 1356, 1355, 1346, 1345, ATS2113X, ATS2113X-CX, HCT501130, LGO50113O, LGO50113L, LGO50113R, LGO50113XR, 373P, 371LM, 372LM, 374LM, 370LM, 377LM, 379LM
Chamberlain Remote: 953D, 956D
Security+ Receivers: 335LM, 535LM, 412HM, 635LM
Liftmaster Remote: 370LM, 371LM, 372LM, 373P, 373LM

A Guide To Compatablility Finding the correct compatible remote can be confusing. The manufacturer of the Liftmaster 374LM (Chamberlain) also manufacters the same compatible remote under different brand names such as Sears Craftsman. Above is the list of remotes that are compatible with the Liftmaster 374LM. If you have a Sears Craftsman remote, you will find your model number on the logic board (circuit board) on the back of your garage door motor. The model number will follow "139.".

Quick Guide to Programming the Liftmaster 374LM

For more detailed instructions, please see the above instruction manual.

  1. Press the purple “learn” button on the motor unit. The indicator light will turn on for 30 seconds.
  2. Within 30 seconds, press and hold the button on the hand-held remote that you wish to operate your garage door.
  3. Let go of the button when the motor light blinks. This means thet the remote now works with your garage door motor. If light bulbs are not installed, two clicks will be heard.

To Erase All Codes From Motor Memory

To deactivate any unwanted remote, first erase all codes: Press and hold the “learn” button on motor unit until the learn indicator light goes out (approximately 6 seconds). All previous codes are now erased. Reprogram each remote that you wish to use.

Technical Specifications of the 374LM

Model #: 374LM
Canada Model #: 374LMC
UPC: 12381993741
IC: 2666A TX1620


We keep a large stock of all major brands of garage and gate products from all of the leading manufacturers. However, if you cannot find the door product that you are looking for, let us know at and we will try our best to special order it for you. If you have questions about how to find the correct garage transmitter or part, we have a helpful Frequently Asked Question's page as well as free technical support on all products that we carry. We also have a growing collection of articles with safety information, helpful guides, and product information available in our Helpful Articles Section.

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