Repair is almost always cheaper today. Replacement is sometimes the smarter investment over the next 5–10 years. Knowing which situation you're in before you call a technician puts you in a much stronger position.
Here's how to think through the decision.
The 50% Rule
A widely used rule of thumb in the home repair industry: if the cost of a repair exceeds 50% of the cost of a comparable new door installed, replace instead.
A new mid-range insulated steel door professionally installed in Chicago typically runs $1,400–$2,800. That puts the repair threshold somewhere around $700–$1,400. A $250 spring replacement on a 5-year-old door is obviously worth it. A $900 repair job on a 15-year-old door with three other aging components is probably not.
The 50% rule is a starting point, not a hard line — age and condition matter too.
Situations Where Repair Clearly Makes Sense
These repairs are cost-effective at almost any door age:
- Broken torsion or extension springs — $150–$350, typically done in 1–2 hours. Springs are wear items designed to be replaced.
- Snapped lift cables — $100–$200. Cables wear out over time and are straightforward to replace.
- Opener failure — if the door itself is in good shape, replacing or repairing the opener ($200–$600 installed) extends the door's useful life significantly.
- Weatherstripping and bottom seal — $75–$175. Always worth doing regardless of door age; directly affects heating costs and moisture control.
- Single panel ding or dent — $150–$400 for one or two panels if they're still available for your door model. Cosmetic damage to an otherwise sound door doesn't justify full replacement.
Situations Where Repair Is Borderline
Evaluate these carefully before committing to a repair:
- Multiple panel damage. If 3+ panels need replacement, you're approaching or exceeding the 50% threshold — and matching panels on older doors is often impossible.
- Second spring failure in 2 years. Standard springs are rated for 10,000 cycles. If they're failing after short intervals, the spring spec may be wrong for your usage, or the door has become too heavy for the current spring setup. This is worth a conversation about upgrading to high-cycle springs.
- Opener is more than 10–12 years old. An opener repair on an old unit can cost nearly as much as a new opener. Weigh repair cost against a fresh 5-year warranty on a new unit.
- Door is warping, sticking seasonally, or binding in tracks. These are signs of structural fatigue that will only worsen.
Situations Where Replacement Is the Right Call
Some issues tip the math clearly toward replacement:
- Door is 15–20+ years old. Most residential garage doors have a useful life of 15–30 years depending on material and maintenance. After 20 years, even a structurally sound door is likely running on aging springs, worn rollers, and corroded hardware. A repair today doesn't reset that clock.
- Major structural damage. A door hit by a vehicle, severely rusted bottom section, or compromised structural panels cannot be safely repaired — the door will no longer operate within spec.
- No insulation or very low R-value (R-2 or less). An uninsulated door on an attached Chicago garage costs meaningfully more to heat around. Modern insulated steel doors with R-12 to R-18 values pay back in energy savings over time.
- Safety issues that can't be isolated. Off-track operation, door that won't reverse on obstruction, or sections that flex dangerously under load.
- You're renovating or improving curb appeal. If you're already investing in the home, a new door is one of the highest ROI exterior upgrades (national average return is 90%+ at resale).
Decision Table
| Situation | Recommendation | Estimated Cost |
|---|---|---|
| Broken spring, door < 10 years old | Repair | $150–$350 |
| Broken spring, door > 15 years old with multiple issues | Replace | $1,400–$2,800 installed |
| 1–2 dented panels, door otherwise sound | Repair (panel swap) | $150–$450 |
| 3+ panel damage or discontinued panel style | Replace | $1,400–$2,800 installed |
| Opener failure, door in good condition | Repair or replace opener only | $200–$600 |
| R-2 uninsulated door, attached garage | Replace | $1,400–$2,800 installed |
| Bottom section rust or structural damage | Replace | $1,400–$2,800 installed |
| Weatherstripping worn out | Repair (seal replacement) | $75–$175 |
Don't Forget the Opener
If you're replacing a 15-year-old door, the opener is probably the same age. Modern openers offer Wi-Fi connectivity, battery backup (critical during Chicago ice storms), and quieter DC motors. Installing a new opener at the same time as a new door costs less than two separate service calls and starts both components fresh.
We carry the full LiftMaster opener lineup and include opener installation as part of most door replacement quotes.
Get a Written Assessment
The best way to make this decision is to have a technician look at the door, diagnose the current issue, and give you a written comparison of repair cost vs. replacement cost. A reputable company will give you that without pressure.
Contact us for a free in-home assessment or call 773-559-7272. We serve Chicago, the North Shore, Evanston, Skokie, Lake County, and Kenosha — 7 days a week.