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Medeco Locksmith in Glendale, CA | Preston Locksmith & Security
We provide independent Medeco locksmith service across Glendale, from commercial cylinders on Brand Boulevard to residential deadbolts in the Verdugo foothills. If your Medeco key won’t turn, you’ve lost your restricted key, or you need a high-security lock installed on a Glendale storefront, we handle the job same day in most cases. Call (409) 405-4485 for a free estimate on any Medeco work.
We’re not a manufacturer-authorized dealer, and we don’t pretend to be. What we are is a locksmith shop that has serviced Medeco’s high-security pin tumbler systems in Glendale for years, week after week, on doors that standard locksmiths won’t touch. Kevin Yoon, our owner, learned Medeco internals hands-on at Los Angeles Trade-Technical College and has been rebuilding these cylinders in Glendale homes and commercial buildings ever since. You can read more about our Medeco sales & service approach, or keep reading to see how we work in Glendale specifically.
Why Glendale Residents Choose Us for Medeco Service
Medeco locks operate differently than the Schlage or Kwikset hardware most locksmiths see every day. The rotating pins, the sidebar mechanism, the restricted keyways, that’s all Medeco-specific engineering. Glendale has a lot of these locks. Mid-century commercial buildings downtown still run original Biaxial cylinders. Hillside homes above the 2 freeway were often built with Maxum deadbolts from day one. We see them constantly.
Because we service Medeco hardware in Glendale week in and week out, we know what fails, why it fails here specifically, and whether a rebuild makes sense or a replacement does. Our Glendale service area covers the whole city, and we stock OEM Medeco pins, springs, and sidebar components so most repairs don’t wait on parts. Kevin grew up in Koreatown and has been working Los Angeles locks, and traffic, for most of his adult life. He started Preston Locksmith because his mother got burned by a bait-and-switch locksmith years ago. Quoted one price on the phone, handed a much bigger bill at the door. He decided someone in this city should just tell people the real number upfront. That’s our standard.
Common Medeco Locksmith Problems We Solve in Glendale
- Keys that stick or won’t turn. Glendale’s dry, dusty air, especially near the Verdugo Wash and in the canyons, gets into Medeco cylinders and packs the pins and springs with grit. The key feels stiff, then eventually jams. We disassemble, clean, and rebuild with OEM components when the cylinder is salvageable.
- Seized sidebars on sun-baked doors. West-facing doors in Glendale get hours of afternoon heat. Medeco’s hardened steel inserts and rotating pins expand and contract in that heat cycle, and after enough years the sidebar seizes. The key won’t insert or won’t extract. This is a rebuild-or-replace call, and we’ll tell you which one honestly.
- Lost restricted keys with no dealer card. Medeco keys are controlled. You can’t walk into any hardware store and get a duplicate. If a Glendale homeowner loses their only key and doesn’t have the dealer card, they’re locked out. We can rekey the cylinder to a new restricted key, cut duplicates, and get them back inside.
- Worn commercial cylinders that spin freely. Older Medeco Biaxial and M3 cylinders in Glendale commercial buildings wear down until the original key no longer aligns with the sidebar. The lock spins or jams completely. That’s a cylinder replacement, not a repair, and we’ll quote it flat before we start.
- Fire door hardware that needs Medeco-specific cylinders. Glendale’s building codes for fire doors and panic hardware often require Medeco M3 or M4 cylinders with specific fire ratings. A generic locksmith may not catch that. We do, because we deal with Glendale commercial inspections routinely.
Medeco Service in Glendale: What Local Conditions Mean for Your Equipment
Glendale has a specific combination that shapes Medeco work here more than in neighboring cities: a large stock of mid-century commercial buildings and hillside homes that still run original Medeco hardware, paired with building codes that are stricter about fire-rated door hardware than most of Los Angeles County. We were called to a 1950s ranch house off Chevy Chase Canyon where the homeowner’s Medeco Maxum deadbolt had seized completely. The key wouldn’t budge. Our tech disassembled the cylinder, found the pins gunked up with decades of dust and old graphite, and rebuilt it with OEM Medeco pins and a fresh sidebar spring. It now turns like new, and we cut two restricted duplicates on the spot for the family.
That job is typical of Glendale. The canyons and the foothills hold dust, the sun works the west-facing doors, and the older homes still have hardware that was installed when Medeco first became common in Southern California. Add in the city’s fire code requirements for commercial doors, and you have a market where Medeco knowledge isn’t optional. It’s the difference between a repair that holds and a cylinder that fails again in six months.
Medeco Models & Products We Service in Glendale
We work on the full Medeco range you’re likely to find in Glendale. The Maxum deadbolt is the residential high-security standard on hillside homes and canyon properties. The M3 and M4 are the commercial-grade restricted keyway cylinders we see on storefronts and office doors throughout the city. Older Biaxial locks still turn up on legacy commercial buildings, and KeyMark is the patented residential deadbolt line we rekey and repair regularly.
On parts, we’re strict about OEM. Aftermarket Medeco-compatible pins and springs can compromise the lock’s UL 437 rating and its key control, and on a high-security lock that defeats the entire point. We stock genuine Medeco components for fast turnaround in Glendale, and when a cylinder is too worn to rebuild safely, we recommend replacing it with a new OEM or equivalent high-security cylinder that maintains the same protection level. We never cut corners on a restricted system.
Medeco Service Pricing in Glendale
Rekeying a Medeco cylinder in Glendale typically runs $35 to $75 per cylinder, depending on the model and how many cylinders you need done. Rebuilding a seized Maxum deadbolt with OEM pins and springs usually lands between $85 and $165, including the service call. Full cylinder replacement on a commercial M3 or M4 runs $150 to $300 per door, depending on finish and fire-rating requirements.
What drives the cost is whether the cylinder is salvageable, which model you have, and whether we’re cutting restricted keys on site. Our free estimate includes the diagnosis, the written price, and the honest call on repair versus replace. Call (409) 405-4485 and we’ll give you the real number before anyone is dispatched. That’s the price on the invoice.
Serving Glendale, CA - Our Local Coverage Area
We’re based in the Glendale area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs – Medeco Locksmith in Glendale
Can you make a duplicate key for my Medeco lock if I lost my dealer card? Yes. We can rekey the cylinder to a new restricted key, cut duplicates for you, and hand you the key control card so you have it for the future. The dealer card isn’t required when the locksmith has the hardware and training to rekey the cylinder itself. Call (409) 405-4485 for an exact quote.
My Medeco deadbolt is sticky and hard to turn – can you fix it without replacing the whole lock? Usually, yes. Most sticky Medeco locks in Glendale are caused by dust and grit packed into the pins and springs, or heat-seized sidebars on west-facing doors. We disassemble the cylinder, clean or replace the internal components with OEM parts, and rebuild it. Replacement is only recommended when the cylinder is too worn to hold tolerances. Call (409) 405-4485 and we’ll tell you which one you need.
Do you install Medeco high-security locks on commercial storefronts in Glendale? Yes. We install and service Medeco M3 and M4 cylinders on our Commercial Locksmith in Glendale commercial doors, including fire-rated and panic hardware applications. We also build master key systems so you control who has access to which door. We’re independent, so we service existing Medeco systems and install new ones without pushing you toward a specific hardware vendor.
What makes Medeco different from Schlage or Kwikset locks you also service? Medeco uses rotating pins and a sidebar mechanism, plus restricted keyways that prevent unauthorized duplication. Schlage and Kwikset are solid everyday locks, but they don’t offer the same key control or drill resistance. In Glendale, where commercial buildings often have specific fire code requirements and hillside homes want real high-security hardware, Medeco earns its price. We service all three brands and will tell you honestly what fits your door and your budget.
Can you rekey a Medeco lock to a different key? Yes. Rekeying swaps the internal pins so old keys no longer work, no new hardware needed. For Medeco systems we our Rekey Locks in Glendale to a new restricted key and cut the duplicates on site. For standard Medeco residential locks in Glendale, rekeying typically runs $35 to $75 per cylinder. Call (409) 405-4485 for a free estimate on your specific setup.
Service Areas Near Glendale
Our Glendale work regularly brings us into neighboring communities, including Los Angeles, Burbank, Pasadena, Eagle Rock, and La Cañada Flintridge. For Medeco service further out, we also cover Medeco service in Ontario and Medeco service in Elk Grove. If you’re in Glendale or just outside it, call us and we’ll confirm coverage for your address.
Book Your Medeco Service in Glendale Today
Need a Medeco lock rebuilt, rekeyed, or installed in Glendale? Call (409) 405-4485. We answer live, we quote the full price on the phone, and we’ll get a tech to you same day in most cases. Real price on the phone. Same price at the door. That’s it.
Written by Kevin Yoon, Owner at Preston Locksmith & Security, serving Glendale since 2008.






