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 Pico Rivera, CA | Greystone Locksmith
We provide independent Medeco locksmith service across Pico Rivera, covering everything from rekeys and cylinder repairs on existing hardware to full deadbolt installations on doors that never had one. What makes our Medeco work here different is simple: we know how the city’s 1950s and 60s tract homes behave, and we plan every Medeco job around the door and jamb condition, not just the lock itself. If you need a Medeco lock serviced, rekeyed, or installed in Pico Rivera, call (866) 497-9415 and we’ll give you a straight answer on cost before anyone is dispatched.
We stock genuine Medeco cylinders, key blanks, and the reinforcement plates that older Pico Rivera doors usually need. Our technicians work on Medeco Maxum, KeyMark, M3 and M4 series, and the original classic cylinder. Gil Tanner, owner of Greystone Locksmith, grew up working locks across the Inland Empire and has spent decades on residential and commercial high-security installs. He still believes what his instructor at Riverside City College told him: a locksmith is really just a problem-solver who happens to carry better tools. That’s how we approach Medeco service in Pico Rivera.
Why Pico Rivera Residents Choose Us for Medeco Service
Medeco isn’t a brand you can fake your way through. The restricted keyway system, the angled cuts on the key, the tighter tolerances in the cylinder – it all demands a technician who has actually worked on the hardware, not someone seeing it for the first time. We’ve serviced Medeco across Pico Rivera’s older tract neighborhoods long enough to know which cylinder generations tend to bind, which retrofit jobs were doomed by the original door prep, and when a lock is worth repairing versus replacing.
Call Medeco sales & service specialists at Greystone and you’re talking to people who work on the lock in front of us, not just the brands we prefer. That matters in a city where many Medeco cylinders were retrofitted onto doors built before high-security hardware existed. We’re an independent shop serving Pico Rivera service area zip codes 90660, 90661, and 90662. We’re not manufacturer-affiliated or authorized by Medeco, which means we recommend what the door actually needs, not what a corporate program tells us to push.
Styles & brands we work with







Common Medeco Locksmith Problems We Solve in Pico Rivera
Here’s what we see most often when we’re called out for Medeco work in Pico Rivera:
- Deadbolt binding from warped door jambs. Pico Rivera’s hot, dry summers pull moisture out of wood doors, and the jamb shifts. A Medeco Maxum deadbolt that was installed tight years ago starts binding because the strike plate no longer lines up. We reinforce the jamb and realign the strike rather than forcing the bolt.
- Medeco cylinders fouled by dust and paint. The dry, dusty air around the older tracts off Whittier Blvd and Rosemead Blvd gets grit into keyways. Add a past paint job where someone didn’t mask the lock, and the key starts resisting. We clean with graphite, not spray lubricants that gum up the pin chambers.
- Retrofitted Medeco cylinders in worn mortise locks. This is the garage side door problem. Original mortise pockets on 1950s doors were never designed for a high-security cylinder, and the pocket wears out. The lock seizes or the latch won’t throw. Sometimes we can salvage it; often the honest fix is a new deadbolt above the mortise.
- Shimmed or bumped original deadbolts. Builder-installed single-cylinder deadbolts from the 1960s are still on many Pico Rivera front doors. When homeowners upgrade the cylinder to Medeco without addressing the door itself, they’ve got a great lock in a weak door. We repair the prep, then install.
- Lost or stolen Medeco keys. Restricted keyways mean you can’t just run to a hardware store. We cut Medeco keys on-site when the card permits, or rekey the cylinder if you’re concerned about who might have the old key.
Medeco Service in Pico Rivera: What Local Conditions Mean for Your Equipment
Medeco hardware is well built, but no lock can compensate for a door that’s been baking in Pico Rivera sun for 60 years. The city’s housing stock is dominated by mid-century tract homes, mostly single-story stucco with original wood doors and jambs. The intense summer sun dries out those wood doors, warps the jambs, and throws the strike plate out of alignment. When that happens, the Medeco deadbolt starts taking stress it wasn’t designed for. The bolt drags, the key binds, and eventually internal components bend.
We see this routinely in the older tracts off Whittier Blvd and Rosemead Blvd, where the builder-original garage side doors are still in place and many front doors still carry the single-cylinder deadbolt from the original construction. The fix often starts with the door and jamb, not the lock. We repair and reinforce first, then address the Medeco hardware. A lock is only as good as the installation behind it, and in Pico Rivera that installation is usually a 60-year-old door frame. This is the part generic Medeco pages never mention, and it’s the part that determines whether your upgrade actually protects the house.
Medeco Models & Products We Service in Pico Rivera
We service the full Medeco residential and light commercial range that shows up in Pico Rivera homes. That includes the Medeco Maxum deadbolt, the Medeco KeyMark system, the Medeco M3 and M4 series, and the original classic Medeco cylinder. Many Pico Rivera homeowners have the original cylinder retrofitted into an existing deadbolt, which brings its own set of fitment issues we know how to diagnose.
For parts, we use genuine Medeco OEM cylinders and key blanks. Maintaining the restricted keyway means you don’t substitute generic blanks, because that defeats the purpose of the system. Where reinforcement is needed – strike plates, jamb plates, door edge wraps – we stock quality aftermarket options that meet or exceed OEM specs. When a Medeco lock can be repaired or rekeyed, we do that. When the door prep is compromised or the cylinder is past its service life, we tell you straight and recommend a modern high-security solution matched to the actual door condition, not a catalog.
Medeco Service Pricing in Pico Rivera
- Medeco rekey (parts and labor): $25 to $65 per cylinder, depending on cylinder type and whether new keys are needed.
- Medeco cylinder replacement (Maxum or M3/M4): $120 to $250 installed, assuming the door prep is intact.
- Full Medeco deadbolt installation on an unprepped door: $180 to $340, including drilling the cross bore and edge bore, reinforcing the jamb, and adjusting the strike.
- Door and jamb reinforcement (required on many Pico Rivera tract homes): $60 to $150 depending on condition of the wood.
These are honest ranges for this market. The full price is quoted on the phone before anyone is dispatched, and that’s the price on the invoice. No call-out surcharge added on arrival. Call (866) 497-9415 for an exact quote on your Medeco job. Estimates are free.
Serving Pico Rivera, CA — Our Local Coverage Area
We’re based in the Pico Rivera 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 Pico Rivera
In our experience across Pico Rivera, the two most common causes are a warped door jamb putting the deadbolt in a bind, or a cylinder fouled by dust and paint. The dry summers here shift wood doors, and the restricted keyway tolerances on Medeco cylinders mean they’re less forgiving of any drag. We diagnose it on-site rather than guessing, because forcing the key will only damage the cylinder — the same careful approach we take with every Medeco repair in West Whittier-Los Nietos. Call (866) 497-9415 and we’ll sort it out.
Yes, if the cylinder itself is in serviceable condition. The bigger question is the mortise pocket it’s fitted into. On older Pico Rivera garage side doors, the wood around the mortise cavity is often worn or split, and the rekey won’t fix that. We’ll tell you honestly whether rekeying makes sense or whether the better investment is a new deadbolt in a properly reinforced door.
The homes may be old, but the security need doesn’t change. Medeco’s restricted keyway means keys can’t be duplicated at a hardware store, and the angled cuts resist picking far better than a standard pin tumbler. The catch in Pico Rivera is that the high-security cylinder only does its job if the door and jamb are solid. We install and repair Medeco hardware with that local reality in mind.
Yes. A lockout at a Medeco-equipped home needs a locksmith who understands that you can’t just drill and replace with whatever’s on the truck. We carry Medeco-compatible cylinders and key stock, so we can get you back inside and leave your high-security setup intact, not downgraded — whether you need us in Pico Rivera or for Medeco service in Santa Fe Springs. Call (866) 497-9415 if you’re locked out now.
Yes, and this is a common job in Pico Rivera’s older tracts where the original front doors only have a knob lock. We bore the cross bore and edge bore, reinforce the jamb with a heavy-duty strike plate, and install the Medeco deadbolt to factory specs. The condition of the door matters; we’ll inspect it first and tell you if the wood is too far gone to hold the hardware properly, just as we do for Medeco service in Bell Gardens. Call (866) 497-9415 for a free estimate.
Service Areas Near Pico Rivera
Beyond Pico Rivera, we provide Medeco service in Riverside, Rubidoux, Sunnyslope, Pedley, Woodcrest, and Highgrove. If you’re near any of those areas, you’re in our range. We also cover Medeco service in Sierra Madre and Medeco service in South San Gabriel for customers on the northern edge of our territory.
Book Your Medeco Service in Pico Rivera Today
If your Medeco lock needs service, a rekey, or a full replacement, call (866) 497-9415. We’ll quote you a firm price over the phone for your Pico Rivera home, and we can often get a technician out the same day depending on call volume. Gil Tanner and the Greystone team know Medeco hardware and they know Pico Rivera doors. That combination is what you’re paying for. Call now.
Written by Gil Tanner, Owner at Greystone Locksmith, serving Pico Rivera’s high-security lock needs across the Inland Empire.