Smart (proximity) keys let you unlock the car and start it with a button. We program new and replacement smart keys at your vehicle so the car recognizes them, including when you need a second key.
Licensed & Insured · Open 24 hours, 7 days a week · Mobile service from Fort Lauderdale. Part of our automotive locksmith services, related to car key programming.
When you might need smart key programming
- The car says 'key not detected'
- You need a second smart key
- A replacement smart key needs pairing
How smart keys work
The car and key exchange encrypted signals. If the key isn't registered, the car won't start. Our guide on how smart car keys work explains it in plain English.
Smart key vs. push-to-start replacement
This page covers programming. If your push-start key is lost and you need a key supplied and programmed, see push-to-start key replacement.
Things that affect compatibility
- Vehicle make and model year
- Whether the manufacturer restricts programming to dealers
- The key's part number and frequency
Before you call, you may find this guide useful: How Smart Car Keys Work.
Frequently asked questions
Why does my car say 'key not detected'?
Usually a weak battery in the key. If a new battery doesn't fix it, the key may need reprogramming or replacement.
Can you add a second smart key?
Yes, for most supported vehicles. Bring your existing key.
Are smart keys more expensive?
Generally yes. They contain more electronics and need secure programming.