Fontana, San Bernardino County
Rekey Door Locks in Fontana Without Replacing Hardware
Short answer: Most residential door locks can be rekeyed: Kwikset and Schlage deadbolts, knobs and levers, handlesets, mortise locks and the backup cylinders in many smart locks. The usual exceptions are inexpensive wafer locks on patio sliders, storm doors and some screen doors, plus a few proprietary smart lock cylinders. For those, we swap the cylinder or the lock and tell you before starting.

If your key ring holds one key for the front door, another for the back and a third nobody can identify, rekeying is the cure. When we rekey door locks, we can set every compatible cylinder to the same new key, so one key opens the doors you use and the old copies floating around stop working. The catch is keyway. A Kwikset lock and a Schlage lock take differently shaped keys, so bringing them together means swapping a cylinder or two. In Fontana, we sort that out at the first door, explain your options in plain terms, and quote before re-pinning anything.
Rekey Door Locks in Fontana: what to expect
Rekeying makes sense when the lock on a door is still sound and the only problem is who holds a key. It's the wrong fix when the hardware itself is failing. Signs that a particular door's lock should be replaced rather than rekeyed include a knob that wobbles even after its screws are tightened, a latch that sticks halfway, a deadbolt whose bolt is bent or chewed from being forced, and a cylinder so worn that keys wiggle and catch. Builder-grade knobs on the busiest door in the house often reach that point long before the deadbolt above them does. You don't have to choose one approach for the whole house. A common, sensible plan is to rekey door locks that are in good shape and replace only the one or two that aren't, keying the new hardware to the same key so you still carry one. If you're on the fence about a door, we'll show you what we see once the cylinder is out and give you both prices. The decision stays with you.
What we can do on-site
- Front door deadbolt rekeying. If the front door has a double-cylinder deadbolt, keyed on both sides, both faces get re-pinned to the same new key. While we're there, we'll mention the exit concern: building codes expect a required exit door to open from inside without a key. Many owners switch to a single-cylinder model and handle worries about glass panels another way.
- Mortise and rim cylinders. Many older front doors, and some newer high-end ones, use mortise locks: a lock body set into a pocket cut in the door edge. The cylinder threads into that body and is held by a set screw on the door's edge. We loosen the screw, unthread the cylinder, re-pin it and set the cam correctly before tightening everything back up.
- Security screen and storm doors. Steel security screen doors are everywhere in Southern California, and their locks get left off rekey lists all the time. Some take a standard cylinder in a Kwikset or Schlage keyway that we can re-pin to your house key. Others use a proprietary cylinder that has to be replaced. We check yours and explain which before starting.
- Smart lock backup cylinders. Some app-based locks, including certain Lockly and Ultraloq models, use backup cylinders with proprietary keyways and few spare parts available. Those may not take a standard re-pin. Our honest options are to leave that key as it is, order a replacement cylinder from the manufacturer if one exists, or swap the lock. We'll tell you which applies before quoting.
- Kwikset SmartKey locks. SmartKey's quick reset needs a key that already works in that lock. Lost the only key, or did a reset fail midway? Then the cylinder needs a different approach: decoding and resetting it with specialized tools, or replacing the cylinder outright. We carry SmartKey parts, so either way that door is back on a working key before we leave.
What's different about Fontana
Older homes in Fontana often have a front door lock older than anyone living there: a mortise lock with a painted-over set screw, a rim lock on the back door, or knobs in keyways that few shops still stock blanks for. Most of these can be re-pinned if the lock body is sound. Where a part is obsolete, we'll offer a replacement cylinder or modern hardware keyed to match, and explain plainly why that door needs it.
Busy family homes tend to have keys scattered everywhere: grandparents, babysitters, carpool neighbors, a teenager who lost theirs twice. Rekeying resets all of that in one visit. Many families key the front, back and garage entry alike for simplicity, then give older kids and helpers a keypad code instead of a metal key, so access can be removed later without paying for another rekey.
Inland summer heat is hard on doors and locks. Doors facing south or west expand, dark-painted doors get hot enough to make hardware stiff, and old lubricant dries into grit. When we rekey door locks in hot areas, we clean each cylinder thoroughly, use a dry lubricant that won't gum up, and check that the bolt still throws when the door is warm, not just in the cool morning.
Common situations
- Say the front door wears a Schlage Encode while the back and garage doors still have their original Kwikset knobs and deadbolts. The owner wants one key. Because the brands use different keyways, we'd re-pin the Encode's Schlage cylinder, replace the Kwikset hardware on the other doors with Schlage keyed to match, and then reset the Encode's codes and app users as a separate step.
- Picture a two-story stucco home with a bronze handleset at the front. The owner assumes the grip and the deadbolt each hold a cylinder and budgets for two. In fact, the thumb latch below is unkeyed, so the handleset has a single cylinder in its deadbolt. We'd re-pin that one, rekey the back door knob and deadbolt, and the final quote comes in lower than the owner expected.
- For example, a homeowner off Foothill Boulevard asks us to rekey door locks including the patio slider, whose key went missing years ago. On inspection, the slider's cylinder is a wafer design that can't be re-pinned. Rather than charging for a pointless attempt, we'd show them why, then offer a keyed replacement that fits the slider's cutout or a sturdy foot lock that secures it from inside.
- Consider a back door deadbolt that only throws if you pull the door toward you first. The owner has done that for years and figures a rekey will cure it. With the cylinder out, though, the bolt still binds against the strike, which proves the lock isn't the problem. The fix is a strike adjustment and longer screws during the same visit, and afterward the new key turns with a fingertip.
Step by step with Julian's Locksmith
- Tell us which doors and what's on them. A quick photo of each lock helps more than any description. Send pictures of the outside face of each knob, deadbolt or handleset and of the keys you use now. From those we can usually identify the brand, keyway and cylinder type and give you a much tighter quote over the phone.
- Confirm you're authorized. Verification protects you more than it protects us. The same rule that has you showing ID also stops a stranger from having your locks rekeyed while you're at work. It takes a minute, and we do it every time, including for a single-door job on a quiet afternoon.
- Check each door before touching the lock. This is also when we confirm which locks can be rekeyed and which can't. A cheap slider cylinder, a worn-out knob or a proprietary smart lock cylinder gets flagged now, with options and prices, so nothing changes once we're halfway through the house.
- Re-pin each cylinder, one door at a time. We work one door at a time so the house stays secure. The cylinder comes out, the plug is pushed out with a follower so the springs and driver pins stay put, and new key pins are set to the new key's cuts. Old pins are discarded, not reused.
- Test from both sides. Keys cut in the van get deburred and tried in every lock they're meant to open. If a key feels rough or catches, we recut it. Testing every key in every intended door is tedious, and it's exactly the step that prevents a callback later.
- Hand over keys and a door list. Keep a record of the new key code somewhere safe; it lets a locksmith cut accurate keys later instead of copying a worn copy. Either way, the new keys should go only to people you'd trust with your front door, which is the whole reason for the rekey.
What affects the cost
- What kind of hardware each door has. Standard deadbolts, knobs and levers are the quickest to rekey. Mortise locks, handlesets with two keyed functions, euro cylinders on multipoint doors and retrofit smart locks take longer to reach, and some need a replacement cylinder rather than a re-pin. Each of those is priced on its own line.
- Brands and keyways. High-security cylinders such as Medeco, Mul-T-Lock or ASSA often use restricted keyways with controlled key blanks. Rekeying those may require parts or keys sourced through an authorized dealer, which affects both price and timing. We'll tell you up front if any of your locks fall into that group.
- Door adjustments and small parts. Spring hinges on a garage entry door, a new latch for a sticky knob, or a strike that needs to move are each priced separately. We show you the problem first. If you'd rather handle the carpentry yourself, we'll explain what needs doing and stick to the locks.
Every job gets a clear quote before any work starts. Call (951) 903-3193 with the details and we'll tell you what to expect for your situation in Fontana.
What to do before we arrive
- Check your security screen door and side gate before booking. They're the locks most often left off a rekey list, and they're also the ones contractors, gardeners and pool technicians are most likely to have handled. If they take a key, they belong in the conversation.
- Rekey door locks you plan to keep, and replace only the ones that are failing. A wobbly knob or a latch that sticks is better replaced and keyed to match than re-pinned. Paying to rekey a lock you'll swap out next year rarely makes sense.
- Decide which doors truly need the same key. One key for the front, back and garage entry is convenient. A separate key for an ADU, a home office or a storage room may be smarter. It's far easier to plan that before we start than to re-pin doors a second time.
- Pay attention to how the garage-to-house door closes while we're there. If it doesn't close and latch on its own, mention it. A properly tensioned spring hinge or closer keeps that door secure without anyone having to remember to pull it shut on the way out.
Mistakes to avoid
- Ignoring a deadbolt that binds. Rekeying doesn't cure a strike that sits too high or a door that sags, and forcing the key against that pressure can snap it off or wear the new pins. Fix the alignment while the lock is apart, not months later.
- Buying a DIY rekey kit for the wrong brand. Kits are keyway-specific, and the pins, springs and follower in a Kwikset kit won't help with a Schlage cylinder. Even with the right kit, one slipped follower can launch drivers and springs across the floor and leave the door unusable.
- Forgetting the codes and remotes. A rekeyed smart lock still accepts every old keypad code, and the garage still opens for every old remote. If the goal is cutting off someone's access, delete old codes, review app users and reset the garage opener the same day.
Service in Fontana
Fontana is about 16 miles from our San Bernardino base, roughly 22 minutes in light traffic via Palm Avenue to I-215 South. When you call, you get an arrival estimate based on where the technician is and the traffic at that moment.
Homes and businesses just off I-15 are routine stops for us. Give the suite or unit number and any gate instructions, and say whether the van can park out front or should pull into a side lot.
About Fontana: Martin Tudor Jurupa Hills Regional Park covers 861 acres at the northeastern end of Mount Jurupa and includes the Mary Vagle Museum & Nature Center.
| Neighborhoods | Southridge Village, Panorama, North Fontana, Central Fontana, Village of Heritage, Coyote Canyon |
|---|---|
| ZIP codes | 92335, 92336, 92337 |
| Main routes | I-10, I-15, SR-210, Sierra Avenue |
| From our San Bernardino base | about 16 miles via Palm Avenue to I-215 South, then SR-210 West (Foothill Freeway) to the Sierra Avenue exit and south into downtown; I-215 North to I-15 South for the Sierra or Summit Avenue exits in North Fontana; I-215 South to I-10 West for Sierra or Cherry Avenue in South Fontana |
Planning a rekey in Fontana?
Call (951) 903-3193 and tell us how many doors you want on the new key and the brand of the locks if you know it. We'll quote the rekey before any work starts.
Frequently asked questions
Should I rekey door locks myself with a kit?
You can, if every lock is the same brand and you're patient with tiny parts. Kits are keyway-specific, though, and a slipped follower can spill springs and drivers that are hard to put back. Mortise, smart lock and handleset cylinders add complications. If one stubborn lock leaves a door unusable, call (951) 903-3193 and we'll finish the job.
Can you rekey just one door?
Yes. You can rekey door locks one door at a time, either to a brand-new key or to match a key you already carry. The only catch involves keyed-alike groups: if that door shared a key with others, rekeying it alone means it will need its own key. We'll talk through that trade-off before re-pinning anything in Fontana.
Can every door lock be rekeyed?
Most can. Standard pin tumbler deadbolts, knobs, levers, handlesets and mortise cylinders from Kwikset, Schlage, Baldwin, Yale and similar brands rekey well. The usual exceptions are cheap wafer locks on patio sliders, storm doors and some screen doors, plus certain proprietary smart lock cylinders. When a door's lock can't be re-pinned, we tell you before starting and offer a replacement keyed to match.
What if I don't have a key for one of the doors?
We can still rekey it. Without a working key, we pick or decode the lock to open it, then re-pin the cylinder like any other. Occasionally a lock resists, and the cleaner option is drilling and replacing the cylinder. Kwikset SmartKey locks without a key need a different procedure. We price no-key doors separately so the quote holds no surprises.
When can you come out to rekey door locks in Fontana?
We work every day from 6:30 a.m. to 11:30 p.m., weekends included. We're closed overnight. Call (951) 903-3193, tell us which doors and what hardware is on them, and we'll give you a quote and an honest ETA. Early mornings and evenings suit people who would rather not take time off work.
Can you rekey my security screen door?
Often, yes. Many steel security screen doors use cylinders in a Kwikset or Schlage keyway, which we re-pin to your house key like any other lock. Some use proprietary cylinders that have to be replaced instead. Either way, bringing the screen onto your main key means one less key on the ring and fewer forgotten copies in circulation.
How far is Fontana from your base?
Fontana is about 16 miles from our San Bernardino base, roughly 22 minutes in light traffic. Arrival time depends on traffic and on the job the technician is finishing, so we give you an estimate on the phone before you commit.
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