We have an old genie model SP99 garage door opener. The motor stills works, the plastic gear still turns but the door will not open or close without assistance. Could the chain sprocket 'slip' when the gear is turning? When giving assistance the chain does move down the track like normal to it's...

I have the same problem as everybody else,the door opens about 6 in. and returns right back. After reading all the forum , I performed eveything suggested with no success. What is the problem? Can it be the starter module? Or what else? Thanks Gardoor

My remote won't open the garage door. Wall mount will open the door, but continues to blink. Suggestions

I have screw type genie pro88 model.It does not have sensors mounted at each side of the door.The door only open half then the door stopped (I have to hold the opener's bottom all the time).If I press the bottom again, the door go down couple inches then go forward couple inches. If I press it...