Frequently Asked Questions

We arrive in a marked truck stocked with springs, cables, rollers, and openers, inspect every component, quote a flat price, and complete the work in one visit if you approve. We then tune the door for quiet operation and test all safety features. Most standard repairs take 45-90 minutes. We've been doing this in Spring since 1984, and we treat your home the way we'd work in our mother's. That's the Your home first value in our K.E.Y.S. code.

A standard garage door replacement takes 3-5 hours from removal of the old door to final testing. Custom or oversized doors may need 5-7 hours. We don't rush. Our Every time value means the 400th job gets the care of the first. We'll be there when we say, and we won't leave until the door runs quiet and every safety reverse is verified. Call (844) 755-5838 to schedule.

Yes, we offer same-day repair for most spring, cable, roller, and opener issues when you call by early afternoon. We keep torsion springs, extension springs, cables, and LiftMaster openers on every truck so we're not making supply runs. Spring's summer heat and dust accelerate wear, so we prioritize calls from seniors and families with vehicles stuck inside. Call (844) 755-5838 - we'll tell you honestly if we can make it today.

Check that the opener is plugged in, the photo-eye sensors are aligned and clean, and nothing blocks the door's path. If the door still won't move, or if a spring is visibly broken or the cable is off the drum, stop using it. High-tension springs and cables can cause serious injury. We don't recommend DIY repairs on these components. Our techs are trained journeymen who handle the dangerous parts safely. Call (844) 755-5838.

We recommend professional service every 12-18 months for most Spring homes. The combination of dry heat, dust, and occasional Santa Ana winds wears rollers, springs, and hinges faster than milder climates. Annual lubrication and balance checks prevent the emergency calls that always seem to happen at 6 PM on a Friday. Regular maintenance is a square deal - it costs less than one emergency repair. Call (844) 755-5838 to schedule.

We install and service Wayne Dalton, Craftsman, Raynor, and LiftMaster, plus we repair most other major brands. We don't push whatever's cheapest this quarter. We recommend based on your door's weight, your usage pattern, and Spring's climate. Wayne Dalton's insulated steel doors handle our heat well. LiftMaster openers have proven reliable for our customers from Santa Clarita to Riverside. We carry common parts on every truck. Call (844) 755-5838 to discuss what fits your door.

Most garage doors built after 1993 can be repaired economically, and we've kept doors from the 1980s running safely. The key factors are whether parts are still manufactured and whether the door has modern safety features like automatic reverse. If your door predates 1993, we may recommend replacement for safety reasons. We'll assess it honestly and tell you if repair is a square deal or if you're throwing good money after bad. Call (844) 755-5838.

Torsion springs mount above the door and twist to store energy; they're more durable, safer when they break, and standard on most modern doors. Extension springs run along the horizontal tracks, stretch to lift the door, and require safety cables. Most Spring homes built after 2000 have torsion systems. We carry both types on every truck. If you're not sure what you have, don't guess - springs are under lethal tension. Call (844) 755-5838 and we'll identify it safely.

Yes, we are state-licensed, fully insured, and bonded for garage door installation and repair throughout California. We've held our license continuously since 1984. Our K.E.Y.S. value of Standing behind it means if it's not right, we come back - no paperwork, no arguing. We carry general liability and workers' compensation, and our journeymen are employees, not subcontractors. Ask to see our documentation when we arrive; we expect you to.

Every technician is an employee who completes our apprentice-to-journeyman program, passes background and drug screening, and wears a Mainspring uniform with ID. We don't send day laborers or contractors to your home. Our community angle means we hire local, train apprentices into journeymen, and sponsor the county fair and church roof fund. The person at your door is someone we'd send to our own mother's house. That's not marketing - it's how we've operated since 1984.

Yes, we offer emergency repair with response times typically under 2 hours for Spring and surrounding areas including Santa Clarita, Woodland Hills, and Santa Ana. We prioritize calls where the door is stuck closed with vehicles inside or stuck open compromising security. Our trucks carry springs, cables, rollers, and openers so we finish in one visit. Call (844) 755-5838 - if we can't get there fast, we'll tell you straight.

A door stuck closed with cars trapped inside, a door stuck open leaving your home exposed, a broken spring on a heavy door that could fall, or a cable that has snapped completely. Grinding noises or slow operation are urgent but not emergencies. If you're unsure, call (844) 755-5838 and we'll help you assess. We've been the call Spring homeowners make at 7 PM on Sunday since 1984, and we answer with a person, not a menu.

From our Spring base, we typically reach Santa Clarita in 35-50 minutes and Woodland Hills in 45-65 minutes depending on traffic on the 5 or 118. We also serve Los Angeles, San Diego, San Jose, San Francisco, Sacramento, Fresno, Long Beach, Riverside, Santa Clara, and Santa Ana with scheduled appointments. Emergency response times vary by distance and current call volume. When you call (844) 755-5838, we'll give you an honest arrival estimate.

Every repair is backed by The Keystone Standard: 90 days, in writing, no arguing. If a spring we installed fails within 90 days, we replace it free including labor. No paperwork battles, no "prorated" nonsense. Our Standing behind it value means we fix it and we don't debate whether it was "normal wear." We've honored this guarantee since 1984. It's stamped on every invoice. Call (844) 755-5838 - we'll put it in writing before we start.

New door installations carry The Keystone Standard 90-day guarantee on our workmanship plus the manufacturer's warranty on the door and opener. Wayne Dalton and Raynor typically offer limited lifetime warranties on certain door components. LiftMaster and Craftsman openers carry motor warranties ranging from 4 years to lifetime depending on model. We explain what's covered by whom before you sign. No surprises on the bill, no surprises after. Call (844) 755-5838 for details.

It means if something we did isn't right, we come back and fix it. You don't fill out forms, wait for a manager, or prove you didn't abuse the part. Our founder believed a company that plans to be in town in thirty years doesn't nickel-and-dime its customers. That's why we sponsor the county fair and the church roof fund - we're not extracting value and leaving. The Keystone Standard is a square deal, plain and simple. Call (844) 755-5838 and we'll explain it in person.

Written by the team at Mainspring Garage Door Co., serving Spring, CA since 1984. Named for the spring that powers a watch - and the springs that carry your door's entire weight. The part that moves everything.