Smart locks
House lockouts
Re-keying
Deadbolt upgrades
Schlage
Kwikset
Car keys & fobsNon-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.
Get your free estimateMedeco Locksmith in Colton, CA | Greystone Locksmith
We provide independent Medeco locksmith service across Colton, CA, and the one thing that makes our Medeco work here different is that we rebuild and re-pin Medeco cylinders rather than drilling and swapping them. Most Medeco lockouts and sticking keys have a fixable cause. If you’re in Colton with a Medeco deadbolt that won’t turn, sticks, or has stopped responding to a key, call (866) 497-9415.
Our techs know the Biaxial and Maxum lines down to their rotating pin stacks and sidebars. We serve all of Colton, 92324, including both the older rail-corridor neighborhoods and the newer south and east side subdivisions, and we also cover nearby areas like Medeco in Grand Terrace.
Why Colton Residents Choose Us for Medeco Service
Medeco cylinders are not like standard Kwikset or Schlage locks. The rotating pin tumbler stack and sidebar mechanism demand a locksmith who works on them regularly, not someone who drills them out and charges for a replacement. Gil Tanner, our owner at Greystone Locksmith, learned the trade through the vocational program at Riverside City College and has spent the better part of three decades working locks across the Inland Empire. He’ll be the first to tell you that a locksmith is really just a problem-solver who happens to carry better tools.
That problem-solving mindset is exactly what Medeco service in Colton requires. We use genuine Medeco OEM pins, sidebar springs, and rotating pins for every cylinder job because aftermarket internals don’t reproduce Medeco’s tolerances. And because we stock those parts, we can often rebuild a cylinder the same day instead of ordering and waiting.
We’re an independent shop, connected to the full range of Medeco sales & service. That independence means we give straight repair-versus-replace recommendations without pushing a new lock sale when a cleaning and re-pin will do.
Styles & brands we work with







Common Medeco Locksmith Problems We Solve in Colton
These are the Medeco failures we see most often across Colton homes and small businesses:
- Sticking or hard-turning keys in Biaxial deadbolts. Colton summers routinely pass 100°F and Santa Ana winds push fine dust into every opening. Dried lubricant and grit gum up the sidebar and rotating pins, so keys stick and turn hard. We clean and rebuild the cylinder rather than replacing it.
- Key turns but the bolt won’t throw on Medeco Maxum deadbolts. Years of use wear down sidebar springs and lift pins. The key rotates but nothing retracts, or it fails intermittently. We re-pin and replace worn springs.
- Worn rotating pins from duplicated keys cut slightly off. This shows up most often on high-use KeyMark commercial cylinders where keys get copied at the hardware store. We cut keys to Medeco spec and replace the damaged pins.
- Rim and mortise Medeco cylinders seizing after winter rain. Older Colton homes near the rail corridor often have solid-core doors. When rain swells the wood and the strike misaligns, the cylinder binds. We fix the alignment and service the cylinder together.
- Lost or stolen Medeco keys requiring rekey. Medeco rekeying is a specialized job thanks to the rotating pins and sidebar. We rekey on site, cut new keys, and you get a working lock without swapping the cylinder.
Medeco Service in Colton: What Local Conditions Mean for Your Equipment
Colton splits into two Medeco situations, and knowing which one you’re standing in changes the whole job. The early-1900s to 1950s bungalows and Spanish-style stucco homes near the railroad tracks and downtown carry solid-core doors where owners have upgraded original mortise locks to Medeco rim or mortise cylinders. Those doors swell with winter rain, the strikes misalign, and the cylinders bind. It’s vintage-door work. The south and east side 1980s to 2000s tract homes are different: those doors came prepped with standard deadbolt bores, and Medeco bolts go in clean. But those homes sit on slabs that settle, and the UV exposure cracks plastic trim and dries out lubricant just as fast. The same brand, two different jobs. A locksmith who only knows one type of install will misdiagnose the other. We work both.
Medeco Models & Products We Service in Colton
We service the original Medeco Biaxial and Biaxial Plus deadbolts, the Medeco Maxum deadbolt, the older Medeco14/6 and original pin-tumbler cylinders, and the KeyMark and KeyMark XT commercial cylinders. For every one of them, our parts approach is the same: genuine Medeco internals only. Aftermarket pins and springs don’t reproduce Medeco’s machining tolerances, and they defeat the reason you bought a high-security lock in the first place. We keep common Medeco parts stocked for fast turnaround across Colton and nearby, so most rekey and rebuild jobs finish in one visit, including Medeco repair in Loma Linda.
Medeco Service Pricing in Colton
What you’ll pay depends on what the Medeco cylinder actually needs.
- Medeco rekey (residential): $25 – $50 per cylinder, plus labor. This covers new rotating pins set to your key.
- Full Medeco cylinder rebuild: $85 – $160 per cylinder, parts and labor. This is a clean, re-pin, and replacement of worn sidebar springs or rotating pins.
- Medeco deadbolt replacement with new cylinder: $150 – $300 depending on the model and finish.
- Additional keys cut to Medeco spec: $10 – $20 each.
- Emergency lockout service: $85 – $150 service call plus any parts needed on site.
The full price is quoted on the phone before anyone is dispatched, and it’s the price on your invoice. No call-out surcharge added at the door. For an exact quote on your Medeco cylinder, call (866) 497-9415. Estimates are free.
Serving Colton, CA — Our Local Coverage Area
We’re based in the Colton 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 Colton
No. We’re an independent Medeco service provider, not a manufacturer-authorized shop. That independence means we recommend repair when repair is the right call, and we don’t push replacement hardware a cylinder doesn’t need.
Genuine Medeco OEM pins, sidebar springs, and rotating pins, always. Aftermarket internals don’t match Medeco’s tolerances and the lock won’t behave like a Medeco after they’re installed. We stock common parts for same-day Colton service.
Most rekeys and cylinder rebuilds finish in under an hour on site. If we need a part we don’t have on the truck, we’ll tell you before we start and schedule the return visit. Emergency lockouts are handled as fast as we can get to your Colton address or nearby areas like Medeco service in Rubidoux.
Biaxial, Biaxial Plus, Maxum, Medeco14/6, KeyMark, and KeyMark XT. If you have a Medeco cylinder that isn’t on that list, describe it when you call and we’ll tell you honestly whether we can service it.
Residential Medeco rekeys run $25 – $50 per cylinder plus labor; rebuilds run $85 – $160 per cylinder; full deadbolt replacement runs $150 – $300. The price quoted on the phone is the price on your invoice. Call (866) 497-9415 for a free estimate on your specific lock.
Service Areas Near Colton
Our Medeco work extends to the surrounding Inland Empire cities. We regularly serve Colton service area clients who run Medeco on both vintage and new construction, and we also cover Medeco service in Medeco service in Eastvale and Medeco service in Fontana. Riverside, Rubidoux, and Highgrove are all within our regular service reach as well.
Book Your Medeco Service in Colton Today
If your Medeco lock is sticking, failing, or you need it rekeyed after a lost key, call (866) 497-9415. We’ll quote the full price on the phone and dispatch a Medeco-trained tech to your Colton address. Same-day service is available for most jobs.
Written by Gil Tanner, Owner at Greystone Locksmith, serving Colton and the Inland Empire. A lock is only as good as the installation behind it.