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Crenshaw Lock

Transponder Key Programming in Maywood · 24/7 mobile

Transponder Key Programming in Maywood, California

Crenshaw Lock Company provides mobile transponder key programming in Maywood, California, 24 hours a day, 7 days a week. We come to your vehicle and program chip keys to its immobilizer, so you never tow it anywhere. Call (323) 997-8867 to talk with a locksmith.

  • Mobile to your Maywood location
  • Available 24/7
  • Price quoted before we start
Call (323) 997-8867or tap to call — we answer 24/7
Car key being programmed with a handheld programmer inside a car
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A transponder key looks like an ordinary key, but inside its plastic head is a small chip that talks to your car. When you turn the ignition, the vehicle's immobilizer asks the chip for the right code. If the code is wrong or missing, the engine will not run, even if the metal blade turns the lock. That is great protection against theft, and a real headache when you lose your only key or the chip fails.

In a dense, hardworking city like Maywood, where many households share a car or two and street parking is the norm, a lost or broken key can derail a whole day. Work shifts, school drop-offs at Maywood Academy High School, and errands along Atlantic Blvd and Slauson Ave all depend on the car starting. Crenshaw Lock Company is fully mobile, so we bring the cutting and programming equipment to wherever the vehicle is parked, whether that is a driveway, a curb on a narrow residential street, or a shop lot.

We have served Greater Los Angeles and Ventura County since 1987, and owner and lead tech David Shar built the company on explaining things plainly. Before any work starts, we tell you what your situation involves: whether you need a spare added, a replacement for a lost key, or a key made when none works at all. There is no storefront to visit. We come to you, and the whole job happens next to your car.

How it works in Maywood

  1. 1

    You call and describe the situation

    Call (323) 997-8867 and tell us the make, model, and year, and whether you still have a working key. That tells us whether this is a simple spare, an all-keys-lost situation, or a failed chip, and what to bring to you.

  2. 2

    We meet you at the vehicle

    We are 24/7 and fully mobile, so we drive to the car, whether it is parked near the Atlantic Avenue business district, outside an apartment court, or at work. Before starting, we confirm that you are the owner or authorized user of the vehicle.

  3. 3

    Key selection and cutting

    We match the correct blank and chip type for your vehicle and cut the blade to the lock code or by working from an existing key. If every key is lost, we can generate a cut from the vehicle itself, depending on the model.

  4. 4

    Programming to the immobilizer

    Using professional diagnostic equipment, we connect to the car and register the new transponder with the immobilizer. Depending on the vehicle, this can add a key alongside existing ones or reset the stored key list.

  5. 5

    Testing everything before we leave

    We test the door lock, the ignition turn, and engine start with each key, and confirm remote functions where applicable. You leave knowing every key we programmed actually works.

Need transponder key programming in Maywood?

24/7 Mobile Locksmith across Greater Los Angeles & Ventura County. We answer 24/7.

Call (323) 997-8867

What affects the price

  • Make, model, and year of the vehicle, since some immobilizer systems are far more involved to program than others.
  • Whether you have a working key to copy from or all keys are lost, which changes the amount of work needed.
  • The type of key: a basic chip key, a flip key, or a smart or proximity key with remote functions.
  • Whether the blade needs to be cut, including laser-cut or high-security styles, in addition to the chip being programmed.
  • Number of keys needed, since adding a spare during the same visit is usually more efficient than a separate trip.
  • Time of day and the location of the vehicle, as after-hours and out-of-the-way calls differ from daytime visits.

Why Maywood chooses us

  • Fully mobile service: the programming equipment comes to your car, so there is no need to tow it to a dealer or shop.
  • Available 24/7, including nights and weekends, which matters when a key fails after a late shift.
  • In business since 1987, with the owner, David Shar, personally leading the work.
  • We explain whether you actually need a new transponder key or a simpler fix, such as a worn blade or a dead remote battery.
  • We also handle the locks around the car owner's life in Maywood, from bungalow deadbolts to security gate padlocks, so one call can cover more than the key.

Transponder Key Programming across Maywood

Maywood is a small city of roughly one square mile, packed tightly between the Los Angeles River levee and the I-710. That density shapes how we do transponder work. Many cars are parked on narrow streets in the Maywood Ave residential core, in front of 1920s to 1940s bungalows and 1950s to 60s apartment courts, so we often program keys curbside with limited space. We work around tight parking and shared driveways so you do not have to move the car.

Along the Atlantic Boulevard corridor and the Slauson Avenue district, we frequently meet people whose key stopped working during a commute or just after a shift. With ZIP code 90270 covering the whole city, we can reach drivers near the Atlantic Avenue business district, close to Maywood Riverfront Park, or around Maywood Academy High School, and handle the job where the car sits.

Because many Maywood households share vehicles and tenant turnover is high, we also see a lot of cases where a former tenant or relative still has a copy of a key. Where the vehicle allows it, we can program new keys and remove lost ones from the immobilizer so only the keys you hold will start the car. And if you need a gate padlock or a stronger deadbolt on the home, we can handle that on the same visit.

Locked out or need a locksmith now?

24/7 Mobile Locksmith across Greater Los Angeles & Ventura County. We answer 24/7.

Call (323) 997-8867

Other Maywood locksmith services

See all of our Maywood services, or our citywide transponder key programming page.

Transponder Key Programming in Maywood — FAQs

What is a transponder key?
It is a key with a small chip in its head that sends a code to your car's immobilizer. The engine will only start if the code matches, which is why a plain copy cut at a hardware counter often will not run the car.
Can you program a key in Maywood if I have lost all my keys?
In most cases yes. We come to the vehicle, cut a key, and program it to the immobilizer. The process depends on the make and model, so call (323) 997-8867 with your vehicle details and we will tell you what to expect.
Do I need to tow my car to you?
No. We are fully mobile and do the work wherever the car is parked, whether that is a street near Maywood Ave, a driveway, or a parking lot on Atlantic Blvd. There is no storefront to visit.
Are you available at night or on weekends?
Yes. Crenshaw Lock Company is available 24/7. Call (323) 997-8867 any time and we will talk through your situation.
How is the cost determined?
Cost depends on your vehicle, the type of key, whether you have a working key, how many keys you need, and when and where we are called. We discuss these factors with you before any work begins.
Can you add a spare key if I still have one that works?
Yes, and it is usually the simplest case. Adding a spare while you still have a working key is generally easier than replacing every key after a loss, so it is worth doing before a problem happens.
Will old lost keys still start my car afterward?
On many vehicles we can program the keys so that only the ones you hold are recognized, which helps if a key was stolen or left with a former tenant or relative. Whether this is possible depends on the vehicle's system.
Do you also handle smart keys and remotes?
We work with many chip keys, flip keys, and proximity keys, depending on the vehicle. Call (323) 997-8867 with your make, model, and year, and we will tell you what we can do.
DS

Reviewed by David Shar — Owner & Lead Technician

Crenshaw Lock Company has served Greater Los Angeles & Ventura County since 1987.

Last updated 2026-10-12.

Call (323) 997-8867 · Open 24/7