

Repairs · Toronto
Garage Door Tune-Up
Since the first cold snap the door has been sluggish.
In plain words
Most of a tune-up's noise reduction comes from lubrication, and its value comes from putting the lubricant where it belongs. Hinge pins, steel roller bearings, spring coils, the bearing plates at the torsion shaft ends and the lock all get a silicone- or lithium-based garage door lubricant. The tracks do not; a coated track collects grit and makes rollers slide rather than roll. Nylon tires stay dry too, though an exposed nylon-roller bearing gets a touch where its maker calls for it. Rubber seals get a silicone spray and never a petroleum product. Done this way, the door runs quieter and the parts last longer.
How the visit goesOn windy nights the door rattles in its frame, there is a line of daylight along one side, and the bottom seal has gone hard and flat. Leaves and fine snow drift in underneath and the garage never seems to hold its temperature.
Garage Door Tune-Up
How the visit goes


Seals, weatherstrip and the threshold
The bottom seal is checked along its whole length for tears, flattening and stiffness, and the threshold is looked at for the low spots where water pools and freezes. The jamb and header weatherstrip are pressed to see whether the rubber or vinyl still flexes or has gone hard, and the technician notes any daylight showing when the door is closed. Because the opener's travel limit decides how firmly the door presses onto its seal, the two are read together: a crushed seal often means the down limit is set too far, and a gap often means the door is stopping early. This part of the check matters most before winter.
Tightening what the door shook loose
A garage door moves hundreds of kilograms of steel through a curve twice a day, and the vibration works on every screw. The technician goes back along the list made during inspection and tightens hinge screws, track bolts, bracket lags and the fasteners at the opener header and rail. Stripped screws are replaced with the next size, and missing ones are filled. Track brackets are snugged with the roller-to-track gap preserved so nothing binds. The bottom brackets and anything anchored to the springs are deliberately left alone, since they hold the door's weight under tension; if one of those is loose it becomes a separate job with the tension safely released first.
Care between visits
A tuned door stays tuned longer with a little attention from you. Every few months, put a small amount of the same silicone- or lithium-based garage door lubricant on the hinge pins and roller bearings and work the door a few times. Wipe the tracks clean and leave them dry. Keep the photo-eye lenses clear of dust and cobwebs, and keep bins and bicycles from leaning on their brackets. Rinse the door and the lower hardware after winter and treat the seals with silicone spray. Listen once a month as the door runs; a new sound is easier to address early. Anything to do with springs, cables or bottom brackets is left for the technician.
Garage Door Tune-Up
In the van
Silicone spray for seals
Locking pliers or C-clamps
2x4 test block and tape measure
Replacement steel or nylon rollers
Hinge screws and track bolts

Garage Door Tune-Up
What affects the quote
Upgrades you choose on the day
Quieter nylon rollers, a new bottom seal profile, a keypad or a battery backup for the opener are options some customers add while the technician is there, each priced as a separate line.
Track alignment
Tightening track bolts is included. A track that has been pulled out of line or dented by a vehicle needs straightening or a section replaced, and that is quoted as its own repair.
Time since the last service
A door serviced last year needs a lighter touch than one that has never been looked at, where every fastener may want attention and the sensors and limits are far from where they should be.
What to have ready
- Has the door been struck by a vehicle or damaged in a storm?
- Is the door a single or a double, and what is it made of?
- When was the door last serviced, and do you have any paperwork?
Garage Door Tune-Up: questions
QuestionsDoes road salt harm the door?
Salt carried in on tires and shovelled snow settles on the lowest hardware: the bottom brackets, the lower track, the bottom roller stems and fixture bolts. Those are the parts that carry the door's weight, so corrosion there matters. Rinsing the lower hardware and the inside face of the bottom section after winter, keeping the floor by the tracks swept, and having the bottom brackets looked at each spring keeps salt from becoming a structural problem.
Will the tune-up include replacing worn parts?
Small wear items found on the day, such as a roller or a hinge on a middle section, a bottom seal or a few fasteners, can often be replaced during the visit if you agree and the part is on the truck. Larger items, including springs, cables, drums, bottom brackets, a bent track or an opener gear, are written up as separate repairs with their own quote so you can decide with the facts in hand rather than under a raised ladder.
What does a garage door tune-up actually include?
A full cycle observed before any work, a hands-on inspection of hinges, rollers, tracks, springs, cables, drums, brackets and the opener's attachments, tightening of the accessible fasteners, lubrication of the moving points with a garage door lubricant, a balance check with the door disconnected from the opener, adjustment of the opener's travel and force, cleaning and alignment of the photo-eyes, both reversal tests, a look at the seals, and a written record of the findings.
Related services

- 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 ReplacementAfter an overnight freeze the door stuck to the slab, the opener strained, and something gave.
- Garage Door Bottom Seal ReplacementAfter a spring rain there is a puddle inside the door that reaches the tires.