After cable replacement, Craftsman garage door won't "close", moves a few inches down, then back to further than it started - Home Improvement Stack Exchange
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What should I look for if the garage door motor runs but doesn't move the door? I can also hear the open/close direction change when using the clicker. The door does manually
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Craftsman garage door opener repair (broken trolley?) | DIY Home Improvement Forum
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Mastering the Art of Garage Door Opener Adjustment: A Comprehensive Guide for a Smooth Operation - Garage Door Repair San Antonio
LiftMaster 41A3489 Garage Door Opener T-Rail Trolley Assembly - Amazon.com
How To Change The Trolley On A Linear Chain Drive Model LD033 - YouTube
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Garage Door Won't Move: Motor and Travel Troubleshooting
