What's on a garage maintenance checklist?
Updated August 2026
A garage takes about an hour twice a year: lubricate the door's rollers, hinges, and springs, confirm the door reverses the instant it hits something, and reseal the concrete floor and its control joints on a 2 to 3 year cycle. The door is both the part most likely to fail and the part that can hurt someone, so the monthly safety test outranks everything else on the list.
| Task | Interval | Effort |
|---|---|---|
| Auto-reverse test: lay a 2x4 flat under the door, it must reverse | Monthly | 3 min · DIY |
| Break the photo-eye beam as the door closes, it must stop | Monthly | 1 min · DIY |
| Task | Interval | Effort |
|---|---|---|
| Lube rollers, hinges, springs, and the opener chain or screw | Every 6 months | 20 min · DIY |
| Check door balance: disconnect the opener, lift halfway, let go | Every 6 months | 10 min · DIY |
| Inspect cables and springs for fray, rust, or a gap | Every 6 months | 5 min · DIY |
| Task | Interval | Effort |
|---|---|---|
| Replace the bottom weather seal if cracked or gapping | Yearly | $15–40 · DIY |
| Wash the floor and check control joints for new cracks | Yearly | 30 min · DIY |
| Confirm fuel, paint, and chemicals are stored and vented safely | Yearly | 20 min · DIY |
| Task | Interval | Effort |
|---|---|---|
| Reseal or re-coat the concrete floor | 2–3 years | $50–200 · DIY |
| Have a pro tune the springs and opener | As needed | $150–350 pro |
What neglect costs
Torsion springs are rated for roughly 10,000 open-close cycles, about 7 to 12 years of normal use, and they usually fail without warning and with a bang. A snapped spring drops the door hard and leaves it too heavy to lift by hand; a replacement runs $200–350. Skip the auto-reverse test and a drifting, misadjusted door becomes exactly the hazard it was engineered not to be. On the slab, water sitting in an unsealed crack freezes and widens it every winter, turning a hairline into a trip hazard and a spot where the surface spalls apart.
Leave these to a pro
Anything touching the torsion spring is a pro job: it is wound under enough tension to break a wrist, and a spring or cable repair runs $150–350. A door off its track, an opener that will not hold adjustment, or a floor crack wider than a quarter inch is also worth a specialist. Sealing the floor and swapping the weather seal, by contrast, are easy DIY afternoons. If you fit the garage into your wider home maintenance schedule, a full door tune-up every few years catches worn rollers before they seize.
This whole checklist ships as reminders in OnOtto: every task above, on the right schedule for your home, snooze-proof.
Load this checklist as remindersFrequently asked questions
How do I test my garage door safety features?
Two quick tests, monthly. For the auto-reverse, set a flat 2x4 (or a roll of paper towels) on the floor in the door's path and close it: the door should touch, then reverse and go back up. For the photo-eyes, start the door closing and pass your foot or a broom through the beam near the floor: it should stop and reverse. Openers made since 1993 are required to have both, and a door that fails either needs adjustment or repair before you use it again.
How often should I lubricate a garage door?
Every six months, or whenever it starts to squeal or run rough. Use a garage-door-specific spray lubricant or white lithium grease on the rollers, hinges, springs, bearings, and the opener's chain or screw. Skip WD-40, which is a cleaner and solvent, not a lasting lubricant, and skip greasing the plastic photo-eyes and the track itself (grit sticks to a greased track). Wipe the track clean instead. Ten minutes of lube is what keeps rollers and springs from wearing early.
Should I seal my garage floor?
It is worth doing on a bare concrete slab. A sealer or coating keeps road salt, oil, and water out of the pores, which is what causes surface pitting and spalling over time, and it makes spills far easier to clean. Plan to reseal every 2 to 3 years for a penetrating sealer, longer for an epoxy floor. The one caution: on a brand-new slab, wait the full cure (about a month) and keep de-icing salt off it entirely that first winter.
How long do garage door springs last?
Roughly 10,000 cycles, where one cycle is up and down once. If you leave twice a day, that is around 7 to 12 years; a household that runs the door six or eight times a day will wear a spring out faster. You cannot really extend a spring's cycle life much, but keeping it lubricated stops premature rust failure. When one spring on a two-spring door goes, replace both, since the second is the same age and days from failing too.