Skip to content
Wilshire Lock & Key

24/7 locksmith · San Dimas, CA

Car Key Replacement in San Dimas, CA

Wilshire Lock & Key provides car key replacement in San Dimas, CA, with spare and replacement keys cut and programmed on site by our mobile vans. We answer 24 hours a day, 7 days a week at (213) 577-1366. Tell us the make, model and year, and we'll explain what your car needs.

  • Since 1987
  • Westwood storefront + mobile vans
  • A person answers, day or night
Fresh-cut car key blade in a key cutting machine

When do San Dimas drivers need a car key replaced?

Most calls about car key replacement start the same way: someone is standing next to a vehicle they can't start, or they've just realized the only key they own is cracked, worn smooth, or gone. Sometimes the key is lost outright. Sometimes it's still in your pocket but the remote buttons have quit, the plastic case has split, or the blade has worn enough that it sticks in the ignition. And sometimes nothing is wrong yet, but you're down to a single key and you know that's a gamble.

Those are really three different situations, and they're handled differently. If you've lost every key, a new one has to be made from scratch and matched to the car. If you still have one working key, making a spare is usually simpler and easier on the budget. If the key is worn or damaged but still works, the smart move is often to replace it before it fails completely, because a failed key at the wrong moment is the more expensive version of the same job.

Modern car keys are not just cut metal. Many contain a small transponder chip that the car has to recognize before the engine will run, and many have remote functions for locking and unlocking. That is why a hardware store copy often opens the door but won't start the car. We cut the key, and we also program it to the vehicle, so what you leave with actually works.

How does mobile car key replacement work?

Our vans carry key cutting equipment and programming tools, so the work happens where your car is parked, whether that's your driveway, your workplace, or a parking lot. You don't need to tow the car anywhere for most vehicles. Here is how a typical visit goes.

  1. You call (213) 577-1366 and a person answers, any hour of any day. We ask for the make, model and year, whether you have any working key, and where the car is.
  2. We tell you plainly what that vehicle usually needs: a cut key, a transponder key, a remote key, or a push-button start fob. Where we can't be sure from the description alone, we say so and confirm by VIN or in person.
  3. A technician drives to you in one of our mobile vans. We ask for proof that the vehicle is yours, such as registration or ID matching the vehicle, before making any key.
  4. We cut the key blade to the car's lock code or by decoding the lock, depending on the vehicle.
  5. We program the key or fob to the car so it starts the engine and, if it has them, runs the remote functions.
  6. You test everything with us standing there: door lock, ignition, trunk or hatch, and the remote buttons. We don't leave until you've seen it work.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

Lost all your keys, or just need a spare or duplicate car key?

The difference matters for both time and cost, so it's worth being clear about it.

A duplicate car key or spare car key is made when you already have a working key. The car is already talking to your existing key, so adding another one is generally the more economical route. It's also the best time to do it, because nothing is urgent and you can choose a time that suits you.

An all-keys-lost situation is more involved. With no working key to copy from, the new key has to be generated from the vehicle itself, and on many cars the old keys should be removed from the car's memory so a lost key can't be used to start it. If you've lost your keys entirely, our page on lost car key replacement walks through that process in more detail.

If the question is only whether you need a plain metal copy for something like a door-only or older mechanical key, our general key duplication page covers that. For anything with a chip, the car needs to be involved, and that's what this page is about.

  • Spare key: you have one working key and want another before you need it.
  • Duplicate key: a copy of a key you still have, often to hand to a family member.
  • Replacement key: your key is lost, stolen, broken or worn out.
  • All keys lost: no working key exists, and the car has to be set up from scratch.

What affects the cost of car key replacement?

We don't quote numbers on a web page because a fair price depends on the specific car, and anyone who gives you a flat figure without knowing the vehicle is guessing. What we can do is tell you exactly what moves the cost up or down, so you can judge any quote you receive, ours included.

The biggest factor is the type of key your car uses. A basic cut key with no chip sits at the lighter-cost end. A transponder key costs more because the chip must be programmed. A remote-head key adds the remote electronics. A smart key or push-button start fob usually costs the most because of the hardware and the programming involved.

The second factor is whether you have a working key. Adding a spare to a car that already has a key is generally the more economical route. Starting over with all keys lost takes more steps and more time.

Other things that matter are the make and year, since some manufacturers lock down their programming more tightly than others; whether the key has to be ordered or can be built from what's in the van; and the time of day and location of the call. Night, weekend and holiday calls involve pulling someone out of their off hours, and a car sitting far from our storefront takes more driving.

When you call, we'll ask the questions that determine all of that and give you a clear explanation before work begins. If the answer depends on something we can't see over the phone, we'll tell you that rather than pretend otherwise.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

Are there cars we can't do, or that need the dealer?

Yes, and you should hear it from us up front. Some vehicles, mostly certain newer models and some European makes, restrict key programming in ways that can require dealer-only equipment, security codes or a factory-ordered key. In those cases we tell you honestly, rather than start work we can't finish. Sometimes we can still help with part of the job, such as cutting the blade or getting you into the car, even if the dealer has to complete the programming.

We don't publish a list of which cars use which chip type, because chip and programming details vary by model, year and trim, and some of what circulates online is conflicting or out of date. What we do instead is confirm by VIN or in person. Give us the VIN, usually visible through the windshield at the base of the dashboard or on your registration, and we can tell you what that exact vehicle needs.

If the key itself isn't the real problem, we'll say that as well. A key that goes in but won't turn, or a car that recognizes the key but still won't crank, can point to the ignition or the lock rather than the key. Our ignition repair service covers those cases, and if a key has snapped off in the cylinder, that's a job for broken key extraction before any new key makes sense.

Why call Wilshire Lock & Key for your car keys?

We've been in business since 1987, and car keys have changed enormously in that time. What hasn't changed is how we like to work: explain the situation plainly, do the job right at the car, and let you check it before we're done.

Here's what is actually different about calling us:

  • One company, no dispatch middlemen. The person who answers (213) 577-1366 works for us, and the technician who arrives works for us. You aren't handed off to a call center that auctions your job to whoever is closest.
  • A real storefront. We have a shop at 10740 Wilshire Blvd in Westwood, 90024, in addition to our mobile vans. That's where equipment, key stock and experience live.
  • David's oversight. David, the owner and lead technician, stands behind how our work is done, and that includes how cars are verified and how keys are programmed.
  • 24/7 answers. We answer around the clock, every day of the year, because key problems don't keep business hours.
  • We serve 140 cities across Los Angeles and Ventura counties, so San Dimas is part of a service area we work every day, not a place we stretch to reach.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

How do I know a car locksmith is legitimate?

Car keys are a security product, so it's reasonable to be careful about who you let make one. California requires locksmith companies to hold a BSIS LCO license, which is issued through the Bureau of Security and Investigative Services. Whoever you call, ask for their license information and check it. A legitimate company will not be offended by the question.

Beyond that, a few habits protect you. Be wary of anyone who won't discuss the type of key your car needs on the phone, or who quotes a suspiciously vague figure and then changes it at your car. Expect to be asked for proof of ownership, because a locksmith who makes a key for any car without asking isn't protecting you or anybody else. And watch for a company that can't tell you where it's actually based. We're at 10740 Wilshire Blvd, and you're welcome to look us up.

Car key replacement around San Dimas

San Dimas covers a lot of ground for a small city, and where your car is parked often shapes how the call goes. Our vans come to wherever you are in ZIP code 91773, and that includes the places people are most often stranded without a working key.

Many of our local calls involve downtown San Dimas around Bonita Avenue, where people park for a day of shopping and dining, and along the Foothill Boulevard (Route 66) corridor and Arrow Highway, where there are plenty of parking lots and curbside spaces. You can reach us at (213) 577-1366 from any of them and we'll come to the car.

The San Dimas A Line park-and-ride is a good example of where a car key problem becomes real. Commuters leave a vehicle there for the day and take the train, so a lost key, a dead fob or a key that fails at the end of a long day leaves a car sitting in a lot while the rest of the evening depends on it. Car key replacement at the park-and-ride is one of the local situations we plan for, and we program the key right there at the car. If it's a lockout rather than a key issue, our car lockout service is the better fit.

Frank G. Bonelli Regional Park and Raging Waters Los Angeles, over in the Puddingstone area, bring a different kind of problem: a family spends the day there and a key goes missing in the park, the lake or a pocket. Those lots are large and people are often a long way from home, which is why a mobile service that comes to the car matters.

The city's housing adds another angle. Via Verde has townhomes, condos and golf-course homes, with many households sharing parking, and canyon-area properties near San Dimas Canyon and Horsethief Canyon have larger lots and often several vehicles per household, sometimes trucks and trailers. More vehicles mean more keys, which makes spares more worthwhile. Keeping a spare for each driver in the household is far easier than reacting to a lost one.

Summer heat is part of this too. San Dimas gets inland valley heat well above the coastal basin, and a car interior in late summer is hard on plastic key cases and fobs. If your remote has started to feel brittle or the buttons are failing, replace it before it quits on a hot afternoon.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

What should I have ready when I call?

A little preparation shortens the call and makes the quote more accurate. You don't need everything on this list, so call us anyway if you only have some of it.

The more of this you can tell us, the more precisely we can say what your car needs and what the job will involve.

  • The make, model and year of the vehicle.
  • The VIN, from the windshield corner of the dashboard or your registration or insurance card.
  • Proof that you own the car, such as a registration or title along with your ID.
  • Whether you have any working key, and what type it is: plain metal, chipped, remote head or push-button fob.
  • Where the car is, with the nearest cross street or landmark.
  • Whether the car is in a place we can reach easily, like a driveway, lot or street.

Related car key services

Car key replacement sits within a group of related automotive services. If your situation is slightly different, one of these may describe it better. For a remote that no longer works, see our page on key fob replacement. To learn how chip keys are matched to the vehicle, read about transponder key programming. For the full range of what we do for vehicles, our automotive locksmith page is the overview. And because our vans come to you, mobile locksmith service in San Dimas explains how that works generally.

When you're ready, call (213) 577-1366 and a person will pick up, day or night.

Frequently asked questions

How much does car key replacement cost in San Dimas?

It depends on the car and the key. The type of key (plain, transponder, remote or push-button fob), whether you still have a working key, the make and year, and the time of day all affect it. Spares are usually the more economical route compared with all keys lost. Call (213) 577-1366 with your vehicle details and we'll explain the job before we start.

Can you make a car key on site, or do I need to tow the car?

For most vehicles we cut and program the key right where the car is parked, using equipment in our mobile vans, so towing is not usually necessary. A few vehicles need dealer-only equipment or codes. If yours is one of them, we'll say so honestly, and we confirm by VIN or in person.

I lost all my keys. Can you still make a new one?

In most cases, yes. With no key to copy, the new one is created from the vehicle itself, and we will usually remove the lost key from the car's memory where the vehicle allows it. The details vary by make and model. Give us the VIN and proof of ownership and we'll confirm what's possible.

Is it cheaper to get a spare key before I lose the only one?

Usually, yes. Copying a key the car already recognizes is generally the more economical route, and it's done on your schedule. All keys lost takes more steps and often more time. If you only have one key, getting a spare is worth doing.

Why won't a hardware store copy start my car?

Many modern keys contain a transponder chip that the car has to recognize. A copy cut at a hardware store may turn the lock but lacks a chip programmed to your vehicle, so the engine won't run. We cut and program the key to the car so it does both.

Do I need to prove the car is mine?

Yes. We ask for registration or title and a matching ID before making a key. It protects you, and it's standard practice for a careful locksmith. If you're worried about not having documents on hand, call us and we'll talk through what we can accept.

Can you help if my car is at the San Dimas A Line park-and-ride or Bonelli Park?

Yes. Our vans come to the vehicle wherever it is parked in San Dimas, including transit lots and large park or entertainment parking areas. Tell us the lot and where in it the car is sitting, and we'll plan the visit around that.

Do you work on weekends and at night?

Yes. We answer (213) 577-1366 24 hours a day, 7 days a week, year-round. Evening, weekend and holiday calls can affect the cost of a visit, and we'll explain that when you call.

What if the problem is my ignition, not my key?

If a new key still won't turn or start the car, the ignition or lock may be worn or damaged. We can inspect that on site and explain whether the key, the ignition cylinder or something else is at fault, so you only pay for work the car actually needs.

More locksmith help in San Dimas

Car Key Replacement near San Dimas

Reviewed by David, Owner & Lead Technician, Wilshire Lock & Key — in the locksmith trade since 1987.

Last updated 2026-10-11.

Ready for car key replacement in San Dimas?

We answer around the clock, every day of the year.

Call (213) 577-1366
Call Now: 24/7 — (213) 577-1366