If Lifting the door by hand feels like lifting the car.
Then Spring tension adjustment or replacement.
The springs are meant to carry nearly all the weight; when they fade, the strain shifts to you and the opener. Torsion Spring Replacement
Springs
Balanced doors are lighter on everything: the opener, the hinges, the rollers and the arms of anyone who has to lift them in a power cut. The spring and cable work here is how that balance is set and kept.
Garage Door Roller ReplacementEvery morning the door announces itself: a rattle on the way up, a grinding squeal on the way down, loud enough that the…
Garage Door Hinge ReplacementThe car nudged the door on the way in.
Garage Door Track Repair or ReplacementThe door climbs crooked, one side clearly ahead of the other.
Garage Door Cable ReplacementThe door went up as usual this morning, then stopped a third of the way with one corner higher than the other.
Torsion Spring ReplacementNothing broke outright, but the door has grown heavier each winter, opens more slowly and squeals as it moves.
Extension Spring ReplacementThe door climbs with the left corner ahead of the right, then twists as it turns into the ceiling track.
Garage Door Balance AdjustmentThe opener has started to groan on the way up.
Which fix fits?
Tap a situation. The answer opens here.
If When you release the opener the door slides down on its own.
Then Balance adjustment.
A balanced door stays put at half height; drifting means the springs need winding or replacing. Garage Door Balance Adjustment
If The door flies up on its own and bangs the stops.
Then Spring tension reduction.
Too much tension is as hard on hardware as too little; a careful adjustment settles it. Torsion Spring Replacement