Key Fob Replacement & Programming in Orange County, CA
Your key fob is one of the most convenient — and most easily lost or damaged — components of your vehicle. When it stops working, you lose remote locking, unlocking, trunk access, and sometimes even the ability to start a push-to-start vehicle. 770 Locksmith provides expert key fob diagnosis, replacement, and programming throughout Orange County, CA — entirely on-site at your location.
Whether your fob battery is dead, the remote has lost its programming, you need a second fob for another driver, or your fob was lost or damaged, we have the solution. We carry OEM-compatible fobs for Toyota, Honda, Ford, Chevrolet, Nissan, BMW, Mercedes-Benz, Hyundai, Kia, Lexus, Subaru, Jeep, and many other brands — and we program them to your specific vehicle on the spot.
Why Your Key Fob Stopped Working
Before replacing your fob, it's worth diagnosing the cause. The most common reasons a key fob stops working include:
- Dead battery: The most common issue by far. Most fob batteries last 2–4 years. We carry and replace all common CR2025, CR2032, and other fob battery types.
- Lost programming / pairing: Fobs can lose their pairing with your vehicle after a dead car battery, electrical work, or certain other events. Reprogramming restores the connection.
- Physical damage: A dropped, wet, or cracked fob may need internal repair or full replacement.
- Signal interference: Rare, but nearby radio frequency sources can temporarily block fob signals. Usually resolves on its own.
- Failed fob internals: Buttons wear out over time. If specific buttons stop working, the fob may need replacement.
Key Fob Services We Provide
Key Fob Battery Replacement
The simplest fix — and often overlooked. We carry all common fob battery types and replace them on-site in minutes. If your fob works intermittently or only at close range, a fresh battery often solves the problem completely.
Key Fob Reprogramming
If your fob has lost its pairing with your vehicle, we use professional diagnostic equipment to re-sync the remote to your car's receiver. This is common after a battery replacement, battery disconnect, or certain electrical repairs. Reprogramming typically takes 10–20 minutes and costs significantly less than a new fob.
New Key Fob Supply & Programming
If your fob is physically damaged, lost, or beyond repair, we supply and program a new OEM-compatible replacement. We stock fobs for all major brands and carry the programming tools required to pair them to your specific vehicle on-site. No dealership visit required.
Additional Fob Programming
Every driver in your household deserves a working key fob. We program additional remotes to your vehicle so you have the right number of working fobs. This is an affordable upgrade that prevents future lockouts and inconvenience.
Push-to-Start Key Fob Replacement
Push-to-start vehicles require a programmed fob within range to start the engine. If your proximity key fob is lost, damaged, or not being detected by the car's sensor, we supply and program a replacement — restoring full push-to-start functionality.
Key Fob Replacement vs. Dealership
Many drivers assume they must go to the dealer for key fob programming. This is incorrect. A licensed automotive locksmith provides the same fob programming capabilities as a dealership, with the added benefit of mobile service — we come to you instead of making you drive to a dealer service center.
- Dealer key fob replacement: , requires a service appointment, often takes 1–2 days
- 770 Locksmith: for most vehicles, same-day service, we come to your location
Key Fob Programming for All Major Brands
We program key fobs for virtually every brand sold in the US. This includes all Toyota models (Camry, Corolla, RAV4, Highlander, Tacoma, Prius), Honda (Accord, Civic, CR-V, Pilot), Ford (F-150, Explorer, Escape, Mustang), Chevrolet (Silverado, Equinox, Tahoe), Nissan (Altima, Rogue, Pathfinder), BMW, Mercedes-Benz, Hyundai, Kia, Lexus, Subaru, Jeep, Dodge, Ram, Volkswagen, Audi, and many more.
Not sure if we cover your vehicle? Call us at (949) 284-6372 and give us your make, model, and year — we'll confirm availability immediately.
Key Fob Service Throughout Orange County
We serve all Orange County cities for key fob replacement and programming. From Irvine and Anaheim to Huntington Beach, Newport Beach, Mission Viejo, and everywhere in between — our mobile service comes to your home, office, or any location.