If The power is out and the car is inside.
Then Emergency release and manual lift.
The red cord disconnects the door from the opener so it can be raised by hand if it is balanced. Emergency Release Repair

Inspection, adjustment, sealing, and section-level repairs.
The bottom seal, the side and top weatherstrip, and the threshold at the floor are the door's defence against wind, water and snow. Renewing them is quick work and makes a real difference to how the garage feels in January.
Garage Door Safety InspectionDuring the power outage you pulled the red cord and tried to lift the door by hand.
Garage Door Tune-UpTwice this week the door started closing, stopped a metre from the floor and reopened on its own.
Off-Track Garage Door ResetYou tapped the door with the bumper while backing in, barely a nudge, and now the bottom corner has swung inward.
Garage Door Panel ReplacementThe top section has developed a bend where the opener arm pulls on it.
Garage Door Bottom Seal ReplacementOne end of the bottom seal has slipped out of its channel and hangs down like a loose shoelace.
Garage Door Perimeter WeatherstripThe new door went in last year and looks perfect, but the old wooden stop and its tired seal were left in place.
Garage Door Manual Lock RepairYou pushed the slide bolt across like always, but tonight it stops short of the slot in the track and springs back.Tap a situation. The answer opens here.
If The power is out and the car is inside.
Then Emergency release and manual lift.
The red cord disconnects the door from the opener so it can be raised by hand if it is balanced. Emergency Release Repair
If You pulled the release cord and now the opener will not reconnect.
Then Trolley re-engagement.
The trolley needs to be lined up with the carriage; a stuck or damaged release lever can be repaired.
If The release cord is frayed or has snapped off.
Then Emergency release repair.
A new cord and handle, and a check that the release lever moves freely. Emergency Release Repair
On-site assessment preferred · (289) 301-7401, open 24/7