Vehicle guide

Car key types explained: metal, transponder, remote and proximity

Know which car key you have: traditional metal, transponder, remote head, or proximity/smart key, and why it matters for replacement.

24 hours · Monroe County

585-669-6480

Answered 24 hours. Tell us the door, lock or vehicle and where you are.

Short answer

Your key type affects what is needed to replace it. Note how you start the car and whether the key has buttons.

The main types

  • Traditional metal key: cut blade only
  • Transponder key: chip in the head communicates with the vehicle
  • Remote head key: blade and buttons in one
  • Proximity or smart key: push-button start, key stays in your pocket

How to tell

If you press a start button, you likely have a proximity key. A thick plastic head often hides a transponder chip.

Why it matters

Chipped and proximity keys typically need programming to the vehicle. Compatibility is confirmed by year, make and model.

When to call instead of reading

  • You need a spare or replacement and know your vehicle details
Call 585-669-6480

Straight answers

Common follow-up questions

Can a hardware store copy any car key?

Some metal keys, yes. Chipped keys usually need programming.

Is a spare worth it?

Having a working spare usually makes replacement simpler than starting from no key.

Related services

Mentioned in local notes for Webster, Fairport and Perinton, Chili.

General information only. Every lock, door and vehicle differs; confirm specifics with a locksmith or the manufacturer.

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