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Chrysler Aspen Key Replacement

Chrysler Aspen keys date back to 2005 and span 1 key system across the model’s generations — transponder (remote head). 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 Aspen Keys

Verified key reference for the Chrysler Aspen — 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 / GenerationYearsKey TypeTransponder / ImmobilizerBlade / FCC
Aspen2005–2009Transponder (remote head)Philips ID46 / NXP PCF7941Y160 (CY24)

Security System & Immobilizer

Chrysler’s Sentry Key immobilizer started with 4D64 chips, moved to ID46, then the WIN fobik, and Keyless Enter-N-Go proximity fobs on Hitag AES.

On the Aspen specifically we see: Philips ID46 / NXP PCF7941. 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?

  • 2005–2009: Transponder (remote head) — Philips ID46 / NXP PCF7941 (Y160 (CY24))

Our Aspen Key Services


Chrysler Aspen Key FAQ

I lost the only key to my Aspen. 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 Aspen?

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 Aspen in DFW?

We dispatch the nearest mobile unit metroplex-wide, 24/7 — call (214) 717-6398 for an honest ETA.