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Question About Craftsman Garage Door Opener 139.53978SRT
Just bought a new garage door opener transmitter, ...

Just bought a new garage door opener transmitter, lost the other one wanted to know how to deactivate the old one so no one can use it?

Asked by Calvin on 10/15/2012 1  Answer

ManualsOnline posted an answer 12 years ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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