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 Residential Locksmith in Los Angeles: What to Know First
We provide independent Medeco residential locksmith service across Los Angeles, typically arriving the same day you call and always delivering a written price before any work begins. Most Medeco jobs we handle - cylinder rekeys, deadbolt overhauls, and high-security lockouts - run between $240 and $520 depending on the series and what parts the door actually needs. We’re an independent Medeco service provider, not affiliated with or authorized by Medeco, which means we source OEM and quality aftermarket parts based on what serves your lock and your budget.
This page is for Los Angeles homeowners who already own Medeco hardware - the Maxum deadbolts, the original Biaxial cylinders still common in 1990s hillside homes, or the newer M3 and X4 systems - and need a technician who won’t treat it like a standard Kwikset. Call (818) 390-9007 to speak with a live person; estimates are free and the price we quote is the price on the invoice.
How Medeco Products Fail - and How We Fix Them
- Maxum 11*5 series deadbolts with sticky thumbturns. In Los Angeles, the dry Santa Ana seasons followed by marine moisture near the coast cause the zinc-alloy housing to micro-expand and contract. The thumbturn spindle binds against the cam slot. We disassemble the housing, deburr the cam path, and apply a pet-safe dry lubricant - never oil-based, which attracts dust in our particulate-heavy air. If the housing is cracked from overtightening during a DIY install, we replace with OEM.
- Biaxial cylinders with keyway drag or false-set sticking. These older angled-cut systems are still in thousands of Los Angeles homes from Sherman Oaks to Highland Park. The sidebar springs fatigue after 15-20 years, causing the key to hang mid-rotation. We stock replacement sidebar spring kits and can rebuild the cylinder in your door rather than replacing the entire unit - a parts nuance many shops miss because they don’t carry the springs separately.
- M3 cylinders that won’t accept a new key after a rekey attempt. The M3’s slider system requires the sidebar to be fully depressed during pin loading. A technician unfamiliar with Medeco will force the follower and damage the slider gate. We use Medeco-specific followers and load in a vise with the sidebar depressed, preserving the $180+ cylinder instead of selling you a replacement you didn’t need.
- X4 Interactive cylinders with premature wear on the rotating pin. The X4’s interactive element is a small rotating pin that rides the key. In coastal Los Angeles neighborhoods like Venice and San Pedro, salt air corrodes this pin’s bearing surface. We see this as a hard failure where the key works intermittently. We can replace just the interactive pin and spring assembly with OEM parts rather than the full cylinder - saving roughly $140 in parts.
- Medeco deadbolts with misaligned strikes after foundation settling. Los Angeles hillside homes in areas like Echo Park and Mount Washington shift with the clay soils. A Medeco deadbolt has tighter tolerances than Grade 2 hardware, so a 1/8-inch strike misalignment that a Schlage would tolerate causes a Medeco to jam. We diagnose whether the bolt is hanging on the strike or the internal mechanism is failing, then adjust or reinstall the strike with a reinforced box - not just file it wider, which compromises the security the lock was bought for.
Our Medeco Residential Locksmith Process
- 1
Call intake with a live person. We ask which Medeco series you have, what the key or thumbturn is doing, and when you need us there. No voicemail trees.
- 2
Arrival and door protection. Shoe covers on, drop cloth placed inside. We tape the door frame before touching anything - Ask before we move or touch anything is the first letter of our C.A.R.E. values.
- 3
Diagnostics without disassembly charges. We identify the failure mode: sidebar spring, interactive pin, housing crack, or installation issue. We explain what we’re seeing before picking up a tool.
- 4
Parts decision with written price. OEM Medeco cylinder versus quality aftermarket equivalent, rebuilt original versus replacement - we lay out the trade-offs and the exact cost. The written price covers everything; no line items added after.
- 5
Repair and multi-point testing. Key operation at multiple angles, thumbturn smoothness, bolt throw measurement against the strike, and security pin function verified.
- 6
Cleanup photo and guarantee documentation. We send you a photo of the work area before leaving, with the 365-Day Done Right Promise in writing. Clean up like it is our own home - that’s the C in C.A.R.E.
What Medeco Residential Locksmith Costs in Los Angeles
| Service | Typical Range | What Moves the Price |
|---|---|---|
| Medeco cylinder rekey (OEM pins) | $240 - $340 | Series (Biaxial vs. M3 vs. X4), number of keys cut |
| Medeco deadbolt installation / replacement | $380 - $520 | OEM vs. quality aftermarket cylinder, door prep complexity |
| Medeco lockout (no drilling needed) | $180 - $260 | Time of day, series complexity, accessibility |
| Sidebar spring or interactive pin rebuild | $200 - $290 | Parts availability for older Biaxial systems |
| Strike alignment / door reinforcement | $160 - $240 | Existing frame condition, need for reinforced strike box |
These are honest ranges for the Los Angeles market - not teaser rates. The full price is quoted on the phone before we dispatch, and it is the price on the invoice. No call-out surcharge added on arrival. Call (818) 390-9007 for your exact quote; estimates are free.
Why Los Angeles Homeowners Call Blackthorn Locksmith & Security for Medeco Work
Shane Delaney, our owner, completed his locksmithing coursework at Los Angeles Trade-Technical College and has been working Medeco cylinders across the east side since the Biaxial was the flagship series. He’ll tell you plainly when a Medeco is worth rebuilding and when a quality Schlage or Kwikset will serve the same door for less - because Respect the family’s time and quiet hours means not upselling hardware that doesn’t fit the need.
Our technicians are background-checked and uniformed. They carry the full brand spectrum - Schlage, Kwikset, Yale, Baldwin, Medeco, Mul-T-Lock, Sargent, and Abloy - so the recommendation is based on your door, not our inventory. The 365-Day Done Right Promise covers every residential job. And a live person answers every call, 24 hours a day, including holidays.
Blackthorn hedges were planted around homes for protection. A well-chosen lock does the same job. We treat the installation like we’re the ones living behind that door.
FAQs
No, rekeying done by a qualified technician does not void Medeco’s warranty, but using non-OEM pins or improper tools can. We use Medeco-specific followers and factory pins when warranty preservation matters, and we’ll note on your invoice which parts were OEM so you have documentation if a claim arises. Call (818) 390-9007 if you need warranty-safe service documented.
Yes, we stock sidebar springs, key blanks, and pin kits for Biaxial systems, though some color-coded pin sizes are now available only through aftermarket suppliers. We tell you before ordering if a part will be OEM or quality equivalent, and we don’t charge until you approve the source. For a parts check on your specific Biaxial keyway, call (818) 390-9007.
If the cylinder is a Biaxial in good mechanical condition, rebuilding is usually the better value - the brass body lasts decades. If you have an M3 or X4 with multiple failed components, replacement often makes sense. We assess the lock on-site and explain the math: rebuild cost plus remaining lifespan versus new hardware cost plus any door prep needed. The written price covers either path; you choose. Call for a free assessment.
Same day in most cases, often within two to four hours depending on your neighborhood and our current route. We serve from Silver Lake to San Pedro and across to the west side. A live person answers at (818) 390-9007 and will give you a real arrival window, not a callback queue.
Ask them to explain the sidebar function before they touch your lock - a trained Medeco technician can describe it clearly. Our techs carry series-specific followers and pin kits, not generic rekeying tools. Shane Delaney trains every technician on Medeco’s angled-cut geometry and interactive elements before they run solo calls. You should know exactly what is happening to your door before anyone picks up a tool.
Written by Shane Delaney, Owner & Lead Technician, Blackthorn Locksmith & Security at Blackthorn Locksmith & Security, serving Los Angeles and nearby areas.






