Cadillac DeVille Key Replacement & Programming in Jacksonville
Spare keys from $390. All-keys-lost from $655. Mobile, on-site, same-day service across the First Coast.
Spare or Additional DeVille Key
Dealer Price
$625 – $1,005
Our Price
from$390
When you still have a working key.
Lost All DeVille Keys?
Dealer Price
$1,050 – $1,405
Our Price
from$655
When every key is lost or stolen.
Final price depends on your specific DeVille year and trim — call us for an exact quote.
Key Specifications — Cadillac DeVille
| Parameter | Value |
|---|---|
| Transponder Chip | Megamos AES / UWB |
| FCC ID | YG0G20TB1 |
| Key Blade | HU100 |
| Frequency | 315 MHz |
| Immobilizer | GM UWB |
| Proximity / Smart Key | Yes (2008+) |
About Your 2026 Cadillac DeVille
Cadillac is a USA brand owned by General Motors. Their key system uses GM PK3+ / Smart Key with UWB with Transponder, Smart Key with Digital Key. Cadillac combines GM's PK3+ immobilizer with premium smart key features. Newer models include Ultra-Wideband (UWB) technology for enhanced security.
The 2026 Cadillac DeVille is a electric vehicle. We service this exact electric vehicle regularly across the Jacksonville area — programming is reliable, the key blank is in stock on the truck, and most spare-key jobs complete in 35–60 minutes on-site without a tow.
Your 2026 Cadillac DeVille is a modern-era vehicle and uses the latest revision of Cadillac's key security platform. Programming requires advanced equipment but is fully aftermarket-supported on-site — no dealer trip needed in most cases.
Immobilizer (GM UWB): GM's PK3+ has been refined since 2007 and is one of the easier mainstream platforms to program. Aftermarket coverage spans every Chevy, GMC, Buick, and Cadillac of the era.
In Jacksonville
We service Cadillac DeVille owners across all of Duval County — Jacksonville, Mandarin, Riverside, Southside, and the Beaches. Average response time across the metro is 20–30 minutes.
Ready to book your Cadillac DeVille key?