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Crenshaw Lock

Transponder Key Programming in Pico Rivera · 24/7 mobile

Transponder Key Programming in Pico Rivera, California

Crenshaw Lock Company provides mobile transponder key programming in Pico Rivera, California, 24/7. We come to your vehicle and program chip keys to its immobilizer, whether you lost every key or just need a spare. Call (323) 997-8867 to talk with a technician.

  • Mobile to your Pico Rivera 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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Most cars built since the late 1990s will not start with a plain metal key. A small transponder chip inside the key head has to be recognized by the vehicle's immobilizer, and if the code does not match, the engine will crank without firing or refuse to turn over. Programming is the step that teaches the car to accept a new key, and it is a different job from simply cutting the blade.

In a city like Pico Rivera, where daily life runs along I-5, I-605, Whittier Blvd and Washington Blvd, a car that will not start is more than an annoyance. It can strand someone in a Towne Center parking lot, outside a Smith Park ballgame, or in a driveway on a street of 1950s tract homes. Because Crenshaw Lock Company is fully mobile, we bring the equipment to wherever the vehicle is sitting. There is no shop to tow it to and no storefront to visit.

We have served Greater Los Angeles and Ventura County since 1987, and owner and lead technician David Shar has watched vehicle security change from simple cut keys to encrypted chips and push-button systems. This page explains how programming works, what affects the cost, and what to expect when you call us from Pico Rivera.

How it works in Pico Rivera

  1. 1

    Call and describe the situation

    Phone (323) 997-8867 any hour. Tell us the make, model, and year, and whether you have a working key, only a broken one, or none at all. This helps us know what we need to bring and whether your situation is a spare key, a replacement, or an all-keys-lost case.

  2. 2

    We drive to your vehicle

    Our service is mobile, so we meet you where the car is: a driveway in North Pico Rivera, a lot near the Sports Arena, or a curb along Rosemead Blvd. We do not give arrival-time promises over the phone, but we are available around the clock.

  3. 3

    Verify ownership

    Before creating a key for any vehicle, we ask for identification and proof that the car is yours, such as registration or title. This protects you and keeps keys from being made for cars that do not belong to the person asking.

  4. 4

    Cut the blade or prepare the key

    If the key has a physical blade, we cut it to match the vehicle by code or from the lock itself. For push-button or proximity styles, we prepare the key or fob for pairing instead of cutting metal.

  5. 5

    Program the transponder to the immobilizer

    We connect diagnostic equipment to the car and register the new key with its immobilizer. Depending on the vehicle, this may also involve clearing or re-teaching existing keys so everything works together.

  6. 6

    Test everything before we leave

    We confirm that the key turns the ignition or starts the car, that the door locks and any remote functions respond, and that each key you have works. You should not leave with a key that only works part of the time.

Need transponder key programming in Pico Rivera?

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

Call (323) 997-8867

What affects the price

  • Vehicle make, model, and year, since some brands use more involved security systems than others
  • Whether you have a working key to copy or all keys are lost, which changes how much work the programming takes
  • Key type: basic chip key, flip key, remote head key, or push-button smart key
  • How many keys need to be programmed in one visit
  • Whether a blade must be cut as well as programmed
  • Time of day and location, because we serve customers around the clock and travel to the vehicle

Why Pico Rivera chooses us

  • Fully mobile: we come to the car, so you do not need to tow a non-starting vehicle anywhere
  • Available 24/7, including nights and weekends when dealerships are typically closed
  • In business since 1987, with owner David Shar leading the technical work
  • Straightforward conversation about price factors before work begins, with no invented promises about timing
  • Ownership verification on every job, which keeps the process honest and protects your vehicle
  • We test every key, including door and remote functions where applicable, before we consider the job finished

Transponder Key Programming across Pico Rivera

Pico Rivera was formed from the Pico and Rivera districts, and cars here live varied lives. Many residents in Pico, Rivera, and North Pico Rivera park in driveways beside 1950s single-story stucco homes, while commuters head onto I-5 and I-605 every day. A lost or damaged chip key can turn a normal morning into a stalled one, and we handle those calls across ZIP codes 90660, 90661, and 90662.

Some of the situations we expect here are everyday ones: a spare key that never got made, a key that went through the wash, or a family car whose only key vanished after a day at Smith Park or Streamland Park. Others involve work vehicles. A delivery van parked near the Towne Center or a contractor's truck used around the I-605 and San Gabriel River corridor may need a replacement key quickly so work can continue.

We also work around events and busy venues, including the Pico Rivera Sports Arena and the roads leading toward the Whittier Narrows Recreation Area. If you are stuck in a lot on Whittier Blvd, Washington Blvd, or Rosemead Blvd with a key that will not start the car, call (323) 997-8867 and we will come to you.

Locked out or need a locksmith now?

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

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Other Pico Rivera locksmith services

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

Transponder Key Programming in Pico Rivera — FAQs

What is transponder key programming?
It is the process of registering a key's embedded chip with your vehicle's immobilizer so the engine will start. A key can be cut perfectly and still fail to start the car if it has not been programmed.
Can you program a key if I lost all my keys in Pico Rivera?
In many cases, yes. All-keys-lost situations take more work than copying from an existing key, but we come to your vehicle and can often handle it on site. Call (323) 997-8867 with your vehicle details.
Do I need to tow my car to you?
No. We are fully mobile and have no storefront. We come to your car, whether it is at home in Pico Rivera, at work, or in a parking lot.
Are you available at night or on weekends?
Yes, we are available 24/7. You can reach us at (323) 997-8867 at any hour.
How much does transponder key programming cost?
Price depends on factors such as the vehicle, key type, whether you have a working key, and how many keys are needed. We explain what applies to your situation when you call, rather than quoting a one-size-fits-all number.
Will I need to show proof of ownership?
Yes. We ask for ID and proof the vehicle is yours, such as registration or title, before making or programming a key.
Can you program a spare key if I still have one that works?
Yes, and it is usually the easiest scenario. Having a spare made before you lose your only key is generally simpler than starting from nothing.
Do you also handle remotes and push-button keys?
Many vehicles with remote head keys or push-button smart keys can be handled. Tell us the make, model, and year when you call so we can confirm what applies to your car.
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