

Repairs · New Tecumseth
Garage Door Tune-Up
On 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.
In plain words
A noisy garage door is a door asking for a small amount of attention. Squeaks usually come from dry hinge pins and roller bearings. A rattle is often a hinge screw or track bolt that vibration has backed out. A grinding or popping sound can be a roller worn out of round, or a chain slapping the opener rail. A tune-up goes through these one at a time, tightening, lubricating and adjusting, and separates the sounds that maintenance settles from the ones that point to a worn part. The result is a door your neighbours stop noticing, and a clear list if something needs replacing.
How the visit goesHalfway up, the door shudders. The sections seem to catch for a moment, the whole assembly shakes, then it carries on as if nothing happened. You have started holding your breath at that spot each time.
Garage Door Tune-Up
How the visit goes


Rollers in their track
Rollers and track are read together. The technician looks at the wear pattern on the rollers, checks whether steel rollers have gone out of round and whether nylon ones are chipped, and confirms that each roller sits fully in the track with its stem seated in the hinge. The vertical tracks are checked for plumb and for the small gap that should exist between the roller and the track wall, since a track that has been pulled tight against the door makes the rollers drag. The curved and horizontal sections are inspected for dents, loose hangers and the grit that accumulates at the bend. A clean, straight track with rolling rollers is what a smooth door is made of.
Seals and the threshold
Rubber and vinyl get a silicone spray, never a petroleum product, which attacks the material. A bottom seal that is torn or has flattened can be replaced in the same visit if stock is on hand: the old length is drawn out of the retainer, the retainer is cleaned, and the new astragal is fed in and trimmed to width. Jamb and header weatherstrip that has gone hard or split is renewed so the door closes against a flexible edge and stops rattling in wind. Where the threshold holds water, the technician points out the low spot and suggests keeping it clear of ice, since a seal frozen to the slab is the usual winter casualty.
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
Hinge screws and track bolts
Bottom seal (astragal)
Lag screws for brackets and header
Silicone spray for seals
2x4 test block and tape measure

Garage Door Tune-Up
What affects the quote
Torsion or extension springs
Torsion springs above the header and extension springs beside the tracks are inspected differently, and extension systems have pulleys and safety cables that add items to the checklist.
Condition of rollers and hinges
Worn rollers or a cracked hinge found during inspection can be replaced on the spot if you choose, and each replaced part is listed as its own line on the quote.
Balance findings
If the balance test shows the springs have lost tension, spring adjustment or replacement is a separate job with its own quote rather than part of the maintenance visit.
What to have ready
- Are the remotes, wall button and keypad all working as expected?
- Where in the door's travel does the problem happen?
- Has the door been struck by a vehicle or damaged in a storm?
Garage Door Tune-Up: questions
QuestionsHow do I test the safety reversal at home?
Two tests, once a month. With the door open, press close and wave a broom handle through the photo-eye beam near the floor: the door should stop and go back up. Next, set a 2x4 flat on the concrete in the middle of the opening and press close: the door must reverse when it meets the board. If it stops on the board without reversing, the down travel or force setting needs adjustment, and if it fails after that, book a visit.
What is the difference between a tune-up and a safety inspection?
An inspection looks and reports; a tune-up looks, reports and then does the maintenance. Both begin with an observed cycle and a check of hardware, balance, sensors and reversal. A tune-up goes on to tighten fasteners, lubricate the moving points, adjust the opener and align the photo-eyes, and it may swap a worn roller or a bottom seal on the spot. If you want the door serviced rather than assessed, the tune-up is the one to book.
Is a tune-up worthwhile on a door that seems to work fine?
Yes, because a garage door wears quietly. Hinge pins run dry long before they squeal, screws back out a turn at a time, springs lose tension by degrees and sensors drift. A yearly tune-up keeps the door in the condition its maker intended, catches a fraying cable or a cracked hinge while it is a small job, and confirms the safety reversal is doing its work. It is the same logic as an oil change on a car that is still running.
Related services

- Off-Track Garage Door ResetOne side of the door hangs a hand's width lower than the other.
- 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.