Transponder Key Programming
Expert chip key cutting and programming for all vehicles
Transponder Key Programming
Most modern vehicles use transponder keys - keys with embedded microchips that communicate with your car's immobilizer system. Bay Key Locksmith specializes in transponder key cutting and programming for all vehicle makes and models. We use professional-grade equipment to ensure your new key works perfectly.
How It Works
- 1Identify the correct transponder type for your vehicle
- 2Cut the key blade to match your locks
- 3Program the transponder chip to your car's immobilizer
- 4Sync the key with your vehicle's computer
- 5Test key operation thoroughly
Service Benefits
- All transponder types supported (4C, 4D, 46, 48, etc.)
- Professional programming equipment
- Keys programmed to start your car
- Immobilizer system compatible
- OEM-quality chips
- Cheaper than dealer
Why Choose Us
Service Information
Related Services
Transponder Key Programming Service Areas
We provide transponder key service throughout the Bay Area. Click your city for local service information.
Transponder Key FAQs
Find answers to common questions about our locksmith services
A transponder key contains a small chip that sends a signal to your car's immobilizer. If the signal matches, the car starts. Without proper programming, the car won't start.
Most cars from 1995 onward have transponder keys. The key head is usually thicker than a basic key to house the chip. We can tell you if your vehicle requires transponder programming.
Yes, we can duplicate transponder keys and program the new key to your vehicle. We can also create new transponder keys if you've lost your original.
If you had a key cut but it won't start the car, it likely needs transponder programming. The key may turn but without programming, the immobilizer prevents starting.
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