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Car Key Programming

dfw keys nissan

Mobile Key Fob & Transponder Programming, 24/7

A cut key is only half the job. Since the late 1990s nearly every vehicle checks for an encrypted chip — in the key head, the fobik, or the smart fob — before it will start. DFW Keys 4 Cars brings dealer-grade programming equipment to your location anywhere in Dallas–Fort Worth and pairs your key to the car on the spot. Call (214) 717-6398.


What We Program

  • Transponder (chip) keys — Texas 4C/4D, Philips ID46, Megamos, Hitag AES and more
  • Keyless-entry remotes & remote-head keys — lock/unlock/panic paired to your vehicle
  • Fobik keys — Chrysler, Dodge, Jeep, Ram WIN-module keys
  • Smart / proximity push-to-start fobs — all major brands, including add-a-key and all-keys-lost
  • VATS resistor keys — older GM vehicles

Bought a Key Online? Read This First

We can often program a key or fob you purchased yourself — if it’s the right part and it’s programmable. Two cautions from daily experience: many smart fobs are one-time-programmable, so a used fob that was ever paired to another car usually cannot be reused; and aftermarket parts vary in quality. Call us with the FCC ID or part number before you buy and we’ll tell you if it will work — or supply the correct tested part ourselves.


All-Keys-Lost Programming

No working key at all? We generate new keys from your VIN with proof of ownership, cut the blade or emergency insert, and program the immobilizer on-site — no tow to a dealership. See car key replacement for the full process.