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Get your free estimateMedeco Locksmith in Murphy, TX | Stalwart Locksmith
Medeco locksmith service in Murphy means working on high-security hardware that sits on 20 to 30-year-old builder-grade door prep. We’re an independent Medeco shop, not a manufacturer affiliate, and we carry genuine OEM pins and cylinders to rekey, repair, and retrofit Medeco deadbolts across 75094. Most of what we see in Murphy homes built from the 1990s to the early 2000s comes down to two things: dried-out cylinders that bind in the heat, and swollen wooden door frames that pinch the hardened bolt until the lock won’t throw. Call (877) 626-0257 for an honest assessment, and you’ll get the full price before we dispatch anyone.

Why Murphy Residents Choose Us for Medeco Service
Medeco locks are not like the Kwikset or Schlage hardware on most Murphy front doors. The restricted keyway, hardened steel pins, and tight tolerances mean a locksmith either knows the product line or they don’t. We do. Our Medeco sales & service work spans the Maxum deadbolt, M3 cylinders, and the classic Original line, and we’ve been pinning these cylinders across Collin County for years. Russ Thibodeau, our owner and lead locksmith, learned the trade through the hands-on vocational program at Tarrant County College, and he still approaches every Medeco cylinder the same way he did on day one: methodically, with the right pins and the right key blanks on hand. For Murphy homeowners, that means a Medeco call doesn’t turn into a two-week wait for parts.
Styles & brands we work with







Common Medeco Locksmith Problems We Solve in Murphy
- Cylinders gummed up with dried graphite and dust. Original Medeco brass cylinders on 1990s Murphy doors pick up years of lubricant residue and fine Texas dust. In summer heat, that gunk turns tacky, and the key starts turning hard or sticking mid-throw. We strip, clean, and re-pin the cylinder with genuine Medeco OEM parts rather than squirting more lubricant into it.
- Deadbolt turns but the bolt won’t seat. North Texas humidity swells wooden door frames, and when slabs shift in early fall, the Medeco bolt binds against the strike plate. The cylinder turns fine, but the hardened bolt won’t fully extend. That’s a frame and strike problem, not a lock problem, and it’s one of the most common calls we run in Murphy subdivisions off 544 and FM 1378.
- Lost or improperly copied restricted keys. Medeco restricted keys can’t be copied at a hardware store, and when a homeowner loses the only key, a simple rekey isn’t possible without picking or drilling the cylinder first. We handle that without replacing the entire deadbolt: pick the existing cylinder, re-pin it to a fresh restricted key, and you’re back to security without a full hardware swap.
- Shallow builder-grade door prep that drags the bolt. Murphy tract homes often have shallow or misaligned deadbolt preps from the original construction. A Medeco retrofit needs the strike and mortise corrected, or the bolt drags against the plate and wears the cylinder cam premature. We fix that during installation, not after the lock fails.
- Key turns hard in the winter, not just summer. Seasonal frame movement works both ways. When dry winter air shrinks the frame, the strike shifts slightly, and a Medeco bolt that seated fine in August suddenly resists. We correct the strike position and lubricate the cylinder with a dry film that won’t collect dust.
Medeco Service in Murphy: What Local Conditions Mean for Your Equipment
Murphy is a small, affluent Collin County suburb almost entirely built out in a single wave from the 1990s into the early 2000s. Unlike Plano or Richardson, there’s no pre-war housing, no mid-century inventory, and no old downtown commercial core to speak of. That means nearly every Medeco lock here sits on a 20 to 30-year-old builder-grade door prep, and our Medeco calls in Murphy are overwhelmingly residential rekeys and upgrades in the tightly clustered subdivisions off 544 and FM 1378. The original brass deadbolts those homes shipped with are reaching the end of their service life, and the door frames themselves have been through a quarter-century of Texas heat cycling. When you combine a precision Medeco cylinder with a frame that swells and shifts with humidity, the result is usually one of two things: a key that turns hard and sticks mid-throw, or a bolt that binds against the strike and refuses to seat. We see this on a weekly basis, and the fix is almost never just replacing the lock. The strike and mortise need correction, the cylinder needs OEM pins, and the whole assembly needs to work with the door as it actually behaves in Murphy’s climate.
Medeco Models & Products We Service in Murphy
We stock genuine Medeco OEM pins, springs, and replacement cylinders for the three lines that dominate Murphy’s housing stock: the classic Medeco Original deadbolt, the Medeco Maxum deadbolt, and the newer M3 (Maxum3) cylinder. On older Medeco hardware, we repair and re-pin whenever the cylinder body is sound, and we only recommend full replacement when the shell is cracked or the keyway is worn past reliable function. That matters here because restricted keyways and hardened internals don’t tolerate generic aftermarket parts. If a cylinder can be saved, we save it. If it can’t, we quote you a new OEM cylinder before any work starts.
Medeco Service Pricing in Murphy
Medeco service in Murphy runs higher than standard lock work because the parts are specialized and the labor is more precise. A straightforward Medeco rekey typically ranges from $45 to $95 per cylinder, depending on whether we’re picking or drilling an existing cylinder with no working key. Full Medeco Maxum deadbolt installation, including strike and mortise correction on a 1990s Murphy door, generally falls between $250 and $400. A lost restricted key that requires picking and re-pinning lands between $95 and $180. What drives the cost is the cylinder condition, the door prep, and whether we’re correcting years of frame movement. Every estimate is free, and the price we quote on the phone is the price on the invoice. Call (877) 626-0257 and we’ll give you exact numbers before anyone rolls a truck.
Serving Murphy, TX — Our Local Coverage Area
We’re based in the Murphy 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 Murphy
Can you rekey a Medeco lock without the original restricted key card? Yes. The restricted key card only matters for ordering duplicate keys through the original dealer. We re-pin the cylinder to a fresh restricted key, so the old key stops working entirely and you get new keys cut on the spot.
Why does my Medeco deadbolt turn but the door still won’t open in the Murphy summer heat? Humid air swells the wooden door frame, and the hardened Medeco bolt pinches against the strike plate. The cylinder is working fine. The fix is correcting the strike and mortise so the bolt seats freely again. Call (877) 626-0257 and we’ll walk you through what you’re seeing before anyone is sent out.
Do you carry Medeco OEM pins and cylinders for a 1990s Murphy home? Yes. We stock genuine Medeco OEM pins, springs, and replacement cylinders specifically because the restricted keyway and hardened internals won’t tolerate generic aftermarket parts. If your cylinder body is sound, we repair and re-pin it. If the keyway is worn past reliable function, we’ll tell you that and quote a new OEM cylinder.
Is a Medeco deadbolt worth retrofitting onto an original builder-grade door in Murphy? Usually, yes, but only if the door prep is corrected at the same time. A 1990s Murphy tract home often has a shallow or misaligned deadbolt bore, and a Medeco bolt will drag against the strike if that isn’t fixed. We install the deadbolt and correct the strike and mortise in one visit. Call (877) 626-0257 for an exact quote.
Can you match a Medeco key to the rest of my house so one key works every door? Yes, if the other cylinders use the same Medeco keyway. We can pin multiple Medeco cylinders to a single restricted key, or build a master key system if you want different access levels. We’ll tell you during the estimate whether your existing hardware can support it.
Service Areas Near Murphy
Our Murphy service area covers the subdivisions off 544 and FM 1378, and we regularly take Medeco calls from neighboring communities, too. That includes Medeco service in Paloma Creek and Medeco service in Providence. We also serve Parker, Lucas, and the eastern edge of Plano, where the housing stock and door conditions are nearly identical to Murphy’s.
Book Your Medeco Service in Murphy Today
If your Medeco deadbolt is binding, sticking, or you’ve lost the only restricted key, call (877) 626-0257. We’ll quote the full price on the phone, and in most cases we can get out to Murphy the same day. The lock either works or it doesn’t, let’s make sure it works.
Written by Russ Thibodeau, Owner at Stalwart Locksmith, serving Murphy since our doors first opened.