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Car keys & fobsNon-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
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Get your free estimateMedeco Locksmith in Los Serranos, CA | Glendale Lock & Key
We provide Car Key Replacement in Los Serranos and independent Medeco locksmith service across the area, including rekeying, repair, and new installation on every major Medeco line: Maxum, Original, BiLevel, and M3. What sets our Medeco work apart in Los Serranos specifically is that we treat it as a perimeter job, not just a front-door job. On the semi-rural lots here, a single Medeco keyway often controls the gate, the detached garage, and the workshop. Call (855) 791-2710 for service that accounts for all of it.
Why Los Serranos Residents Choose Us for Medeco Service
Most locksmiths can cut a Schlage key. Fewer can diagnose a worn Medeco sidebar or tell you whether an M3 cylinder is worth rebuilding or replacing. Our techs have worked on Medeco cylinders and high-security hardware across the Chino Hills foothill communities for years, and we know the difference between a worn Medeco pin stack and a misaligned strike before we ever pull the cylinder. For homeowners in Los Serranos, that depth matters, because Medeco hardware behaves differently here than it does in a tract-city suburb. The heat and wind change how cylinders wear. The long driveways change what gets secured. Noel Tarkanian, our owner, trained on everything from Kwikset entry knobs to Abloy high-security cylinders, and he built this shop on the idea that the right hardware, fitted right, is the whole job. We are an independent Medeco service provider, which means we’re honest about what’s worth fixing and what’s not. For our full Medeco capabilities, see our Medeco sales & service page.
Styles & brands we work with







Common Medeco Locksmith Problems We Solve in Los Serranos
- Sticky or seized gate padlocks. Medeco padlocks and shackle-style hardware on Los Serranos properties sit in direct sun and catch Santa Ana dust for months at a time. Lubricant cooks off, grit works into the keyway, and the cylinder seizes. We replace or rebuild what’s seized and service what isn’t.
- Medeco Maxum deadbolts dragging on swollen doors. Hot inland summers warp wood doors enough to throw off deadbolt alignment. The Maxum bolt drags or refuses to seat even though the cylinder itself is sound. We realign the strike and reinforce the jamb rather than sell you a new lock.
- Restricted Medeco keys that can’t be copied. If you bought a Los Serranos home with Medeco locks and the previous owners handed you one worn key, you can’t get a copy at a big-box kiosk. Medeco restricted keyways require a card. We rekey to a fresh sidebar code so you’re back to controlled key control you actually own.
- One shared Medeco keyway controlling everything. Detached garages and workshops on these lots are frequently left on a single Medeco keyway the family has shared for two decades. Key control has quietly eroded. We rekey each door to its own hierarchy, typically keeping the front door master and the outbuildings separate.
- Gate and perimeter cylinders baked by summer heat. Exterior Medeco cylinders lose their internal lubricants faster here than in coastal cities. Rotation gets sticky and eventually grinds. We pull, clean, relubricate with weather-hardened product, and reinstall. If the sidebar is worn, we rebuild with genuine Medeco parts.
Medeco Service in Los Serranos: What Local Conditions Mean for Your Equipment
Los Serranos is an unincorporated community of large-lot, semi-rural properties on the eastern edge of the Chino Hills. Driveways run long, and gates, detached garages, and workshop outbuildings are common. That means locksmith work here is as much about securing outbuildings and property perimeters as it is about the front door. Because properties along the foothill roads back up against open hillside, a road-visible gate is often the only thing between a passerby and a shed full of tools or an RV. A single Medeco keyway becomes the security backbone for everything behind it, similar to how we approach Medeco in Yorba Linda properties. That reality shapes what we do: we recommend Medeco Maxum or Original cylinders on every exterior door and gate, and we rekey as a proactive measure rather than waiting for a lost key. In Los Serranos, perimeter hardware isn’t a luxury. It’s the whole assignment.
Medeco Models & Products We Service in Los Serranos
We service every Medeco line you’re likely to find on a Los Serranos property: the Maxum deadbolt line, the Original (Classic) high-security cylinder, the BiLevel cylinder, and M3 and M100-series keyway cylinders. We fit genuine Medeco cylinders, sidebar kits, and keys when the keyway or sidebar is worn, and we use quality aftermarket strikes, reinforcement plates, and weather-hardened lubricants for the surrounds. If a Medeco cylinder passes function testing, we rekey and service it rather than upsell a replacement. We recommend new hardware only when the sidebar or pin chambers are genuinely worn out. For Los Serranos homeowners, that means we keep common Maxum and M3 components on the truck so most service calls finish in one trip.
Medeco Service Pricing in Los Serranos
Medeco service in Los Serranos typically falls in the $85 to $260 range, depending on what’s needed. A straightforward rekey on an existing Medeco cylinder runs $85 to $160. A full diagnostic with repair, relubrication, and strike realignment runs $120 to $210. Installing a new Medeco Maxum deadbolt, including hardware and labor, runs $200 to $260 per door. The biggest cost driver is whether we’re rebuilding a worn sidebar or just realigning hardware. The price we quote on the phone is the full price on the invoice, with no call-out surcharge added on arrival. Call (855) 791-2710 for an exact quote. Estimates are free.
Serving Los Serranos, CA — Our Local Coverage Area
We’re based in the Los Serranos area and know this community well, and we also offer Medeco service in Montclair. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Medeco Locksmith in Los Serranos
Can you copy a Medeco restricted key for my Los Serranos home, or do I need a card?
You need a card. Medeco restricted keyways are designed so hardware stores and kiosks physically cannot cut them. If you don’t have the card that came with the cylinders, the practical solution is rekeying to a fresh Medeco sidebar code that you control. Call (855) 791-2710 and we’ll walk you through it.
My Medeco deadbolt key turns hard in summer – is the lock failing?
Usually not. In Los Serranos, summer heat bakes the lubricant out of exterior cylinders and warps wood doors enough to drag the bolt. We service the cylinder, clean the keyway, and realign the strike before we ever recommend replacement. But if the sidebar or pin chambers are worn, that’s a different conversation. Call us for a diagnostic.
Do Medeco locks make sense on my back gate and detached workshop?
Yes, and this is exactly where we recommend them in Los Serranos. Gates and outbuildings sit exposed to sun, dust, and the open hillside. Standard padlocks don’t hold up. A Medeco Maxum or Medeco padlock on a hardened shackle gives you key control that survives the climate. We’ll match the cylinder to your existing keyway or build you a new hierarchy.
Can you rekey my existing Medeco cylinders instead of selling me new locks?
Yes. Rekeying is our default recommendation when the cylinder is mechanically sound. We replace the sidebar code, cut new restricted keys, and you keep the same hardware. It’s faster, costs less, and restores full key control. We recommend new hardware only when the pin chambers or sidebar are genuinely worn out. Call (855) 791-2710 for an assessment.
Are you authorized by Medeco?
No. Glendale Lock & Key is an independent locksmith shop. We are not authorized, sponsored, or endorsed by Medeco. We service, rebuild, and rekey Medeco hardware using genuine Medeco parts, but any warranty claims on new Medeco products should go through an authorized dealer. We say this plainly because you deserve to know who you’re hiring.
Service Areas Near Los Serranos
We service Los Serranos and the surrounding foothill communities, including Los Serranos service area coverage. Need Medeco work further west? See our Medeco service in Chino page, or for Orange County properties our Medeco service in Orange page covers that territory.
Book Your Medeco Service in Los Serranos Today
Call (855) 791-2710. We’ll ask what Medeco model you have, what’s not working, and whether it’s an urgency or a planned upgrade. Most Los Serranos and Medeco in Pomona service calls are completed same-day, with the full price confirmed before we head out.
Written by Noel Tarkanian, Owner at Glendale Lock & Key, serving Los Serranos and the Chino Hills foothill communities.