- (214) 717-6398
- info@dfwkeys4cars.com
- Mon - Fri: 9:00 - 18:30
Ford Flex Key Replacement
Ford Flex keys date back to 2008 and span 2 key systems across the model’s generations — remote-head; remote-head / flip. DFW Keys 4 Cars cuts and programs every one of them at your location anywhere in Dallas–Fort Worth, 24/7 — spares, all-keys-lost, fobs and lockouts. Call (214) 717-6398.
About Flex Keys
Verified key reference for the Ford Flex — model years, key types, and the transponder/immobilizer each generation uses. Boundary years can overlap; we confirm the exact part by VIN before dispatching.
| Model / Generation | Years | Key Type | Transponder / Immobilizer | Blade / FCC |
|---|---|---|---|---|
| Flex | 2008–2012 | remote-head | Texas Crypto 4D63 / ID63 | HU101 / H92 |
| Flex | 2012–2019 | remote-head / flip | Texas Crypto 2 / DST80 / 4D63 80-bit | HU101 |
Security System & Immobilizer
Ford’s SecuriLock (PATS) moved from 4C to 4D63 (40- then 80-bit) chips and on to 128-bit Hitag-Pro keys and Intelligent Access proximity fobs.
On the Flex specifically we see: Texas Crypto 4D63 / ID63, Texas Crypto 2 / DST80 / 4D63 80-bit. A correctly cut but unprogrammed key turns the locks and never starts the engine — programming is the half of the job that matters.
Which key does your year have?
- 2008–2012: remote-head — Texas Crypto 4D63 / ID63 (HU101 / H92)
- 2012–2019: remote-head / flip — Texas Crypto 2 / DST80 / 4D63 80-bit (HU101)
Our Flex Key Services
- Key replacement — lost, stolen or broken keys cut from code and programmed on-site, including all-keys-lost by VIN
- Spare key duplication — cheap insurance done in one short visit
- Fob & transponder programming — remotes and smart keys paired to the immobilizer
- Lockout service — damage-free entry, 24/7
- Ignition repair — worn cylinders and keys that won’t turn
Ford Flex Key FAQ
I lost the only key to my Flex. What now?
We come to the vehicle, verify ownership, cut a new key from the VIN, and program it on-site — no tow, no dealer wait.
Will a hardware-store copy start my Flex?
On transponder-era cars it opens doors and nothing else — the chip must be programmed to the immobilizer, which is what we do curbside.
How fast can you reach my Flex in DFW?
We dispatch the nearest mobile unit metroplex-wide, 24/7 — call (214) 717-6398 for an honest ETA.