Non-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
You get a price before we start. It does not change when we arrive. No surprises.
Medeco Locksmith in San Diego, CA | Dunmore Locksmith
We provide independent Medeco sales and service across San Diego, from deadbolt repair in Pacific Beach to high-security rekeying for military families in Chula Vista. The one thing that makes our Medeco work here different is how we handle the summer PCS surge: when Naval Base San Diego and MCAS Miramar transfer orders hit in June, we stock enough Medeco Biaxial and M3+ cylinders to swap hardware same-day rather than queue rekeys for weeks. Call (910) 714-4287 for a written estimate before any work starts.
Why San Diego Residents Choose Us for Medeco Service
We’ve worked on Medeco locks as an independent shop for over a decade. That independence matters because we’re not waiting on factory authorization to source restricted keyway components or discontinued Biaxial parts. We stock what San Diego properties actually need, and our technicians train specifically on Medeco’s pinning tolerances and sidebar mechanisms.
Perry Osgood, our owner, grew up watching his uncle re-key apartment buildings in Los Angeles. He learned early that this trade runs on trust, not tools. That shows up in how we run Dunmore Locksmith: every technician is background-checked, identity-verified, and sent to you by name and photo before the visit. If someone shows up you weren’t told to expect, that visit is free. It’s The Threshold Standard, and we don’t bend it.
Our Medeco sales & service covers everything from a single Maxum deadbolt on a La Jolla cottage to master-key systems for Mission Valley HOAs. We use OEM Medeco pins, springs, and sidebar components whenever available. When salt corrosion has ruined a cylinder beyond repair, we’ll tell you straight that replacement beats another rekey. A locked door should only stop the wrong person.
We serve the full San Diego service area, with same-day scheduling for most Medeco work and live-person phone coverage every hour of the year.
Common Medeco Locksmith Problems We Solve in San Diego
- Keys stick or break off in Pacific Beach and Ocean Beach condos. The marine layer here doesn’t just fog your windows. Salt-laden air corrodes the hardened steel pins inside Medeco cylinders, causing them to seize against the keyway. We see this every spring after winter storms drive more moisture inland. Our fix: disassemble the cylinder, clean the pin chambers, and either replace with corrosion-resistant stainless components or upgrade to marine-grade hardware.
- Medeco Biaxial cylinders reject correct keys after repeated rekeys. Property managers near Naval Base San Diego rekey the same units dozens of times through summer PCS cycles. Each rekey wears the sidebar mechanism slightly. Eventually the geometry drifts enough that a properly cut key reads as invalid. We measure sidebar wear with a bore gauge and replace the mechanism if tolerance is shot.
- Maxum deadbolt thumb-turns bind or freeze. Older Medeco Maxum deadbolts in beachside San Diego neighborhoods use zinc die-cast housings. Salt air accelerates corrosion where the housing meets the bolt mechanism. Tenants can’t exit without forcing the thumb-turn, which compounds the damage. We replace corroded housings with current-production stainless-steel equivalents.
- Aftermarket key blanks jam the sidebar. High-security Medeco keyways duplicated on non-OEM blanks often carry slightly off angles or improper sidebar coding. In Chula Vista and National City rental turnover, we find these keys work once or twice, then wedge permanently. We extract the broken blank, inspect for sidebar damage, and cut fresh restricted keys from OEM stock.
- Master-key systems lose hierarchy after unauthorized duplication. HOAs in Mission Valley and Hillcrest call us when a Medeco KeyMark XT system starts granting access where it shouldn’t. Usually someone got a key copied at a hardware store that didn’t honor the restricted keyway. We rekey the affected cylinders and reissue properly controlled keys.
Medeco Service in San Diego: What Local Conditions Mean for Your Equipment
San Diego hosts the largest concentration of U.S. Navy and Marine Corps personnel in the world. That creates a rekeying rhythm no other American city matches. Military families on PCS orders rotate through off-base rentals in Chula Vista, National City, Lemon Grove, and Spring Valley on a predictable summer cycle. For locksmiths, June through August isn’t emergency season. It’s scheduled rekeying at volume that would swamp a typical shop.
For Medeco owners, this surge shapes every decision. A standard rekey takes 20 minutes and preserves your existing hardware. But when a property manager stacks 15 rekey appointments in one July week, waiting on individual pin kits for each cylinder isn’t practical. We stock Medeco Biaxial and M3+ complete cylinders so we can swap and issue fresh restricted keys in under an hour. That replacement pattern, driven entirely by San Diego’s military transfer calendar, is rare outside this market. If you’re a property manager near Naval Base San Diego, we’ll map your summer schedule in May and pre-position hardware. Homeowners in La Jolla or Coronado don’t face the same volume pressure, but they do face salt corrosion that shortens cylinder life, which is why our Residential Locksmith in San Diego adjusts our recommendation We adjust our recommendation, cylinder replacement versus rekey, based on which San Diego condition we’re solving.
Medeco Models & Products We Service in San Diego
We carry inventory and technical literature for Medeco’s full residential and commercial line:
- Medeco Maxum deadbolt – Our most common San Diego residential call. Current stainless models resist coastal corrosion; older zinc housings often need full replacement after years near the beach.
- Medeco Biaxial cylinder – Discontinued but still widely installed in 1990s – 2000s San Diego commercial and multi-family properties. We stock aftermarket cylinders that match original tolerances when OEM parts are exhausted.
- Medeco M3 (M3+) platform – Current high-security standard with interactive element and sidebar. We cut restricted keys on-site for same-day issuance.
- Medeco KeyMark / KeyMark XT – Popular with Mission Valley and Hillcrest HOAs for master-key systems. We service, rekey, and expand existing hierarchies.
Our San Diego van stock includes OEM Medeco pins, springs, sidebar kits, and restricted key blanks. For discontinued Biaxial components, we source quality aftermarket equivalents that preserve key control. We never substitute generic hardware and call it Medeco-compatible.
Medeco Service Pricing in San Diego
These are the ranges we quote over the phone for typical Medeco work in San Diego. The price we give is the price on the invoice. No call-out surcharge gets added when we arrive.
| Service | Typical Range |
|---|---|
| Medeco rekey (single cylinder) | $85 – $145 |
| Medeco cylinder replacement (Biaxial/M3+) | $180 – $320 |
| Maxum deadbolt installation or replacement | $220 – $380 |
| High-security key duplication (restricted keyway) | $35 – $65 per key |
| Master-key system rekey or expansion | $150 – $280 per cylinder |
What drives cost: cylinder condition, whether OEM or aftermarket parts are required, and access complexity (HOA entry systems take longer than single-family front doors). Every estimate is free and delivered in writing before work begins. Call (910) 714-4287 for your exact quote.
Serving San Diego, CA - Our Local Coverage Area
We’re based in the San Diego 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 San Diego
Yes. We rekey Medeco cylinders regardless of who installed them originally. We do need to verify you have authorized key control, either through existing restricted keys or property ownership documentation. The internal pinning and sidebar geometry are standardized across Medeco’s product lines, so our technicians can repin any cylinder that hasn’t been physically damaged. Call (910) 714-4287 and we’ll confirm authorization requirements for your specific situation.
The marine layer in Pacific Beach, Ocean Beach, and Mission Beach carries salt that corrodes brass and steel lock components faster than anywhere inland. Medeco’s hardened steel pins are durable, but they’re not immune to salt crystallization in the pin chambers. We disassemble, clean, and either replace with corrosion-resistant components or recommend marine-grade hardware. Call (910) 714-4287 for a free inspection.
Yes. We maintain restricted Medeco key blanks for M3+ and KeyMark systems, the two lines most common in San Diego military housing. During PCS season we increase stock 40% to cover same-day key issuance for property managers in Chula Vista, Spring Valley, and National City. You’ll need proper authorization from your housing office or property manager to receive restricted keys. Call (910) 714-4287 to confirm blank availability for your specific keyway.
The current Medeco Maxum with stainless steel housing and bolt. Older Maxum models used zinc die-cast that corrodes in salt air within 5 – 7 years. The stainless version doubles that lifespan in Pacific Beach, La Jolla, or Coronado conditions. We stock both the single-cylinder and double-cylinder configurations for same-day installation. Call (910) 714-4287 for a written quote on your door prep.
Yes. We expand existing Medeco KeyMark XT installations into full master-key hierarchies, or convert standalone Medeco cylinders into keyed-alike or master-keyed systems. Mission Valley and Hillcrest HOAs typically need grand-master, master, and sub-master levels for common entries, storage, and individual units. We survey your existing hardware, design the hierarchy, and implement it with written key control documentation. Call (910) 714-4287 to schedule a scope visit.
Service Areas Near San Diego
We dispatch Medeco technicians throughout the region, including Medeco service in San Jose and Medeco service in San Francisco through our Threshold Group network. Closer to San Diego, we regularly handle calls in Los Angeles, Fresno, and Sacramento corridors. Each location operates under The Threshold Standard: background-checked, photo-badged technicians sent to you by name before arrival.
Book Your Medeco Service in San Diego Today
Call (910) 714-4287 now. A live person answers, 24 hours a day. We’ll give you a written price before we dispatch, and every Medeco repair carries our 365-Day Done Right Promise. Same-day scheduling available for most San Diego locations.
Written by Perry Osgood, Owner at Dunmore Locksmith, serving San Diego since 2007.