Lexus GX Key Replacement & Programming in Jacksonville
Spare keys from $285. All-keys-lost from $420. Mobile, on-site, same-day service across the First Coast.
Spare or Additional GX Key
Dealer Price
$455 – $585
Our Price
from$285
When you still have a working key.
Lost All GX Keys?
Dealer Price
$805 – $1,180
Our Price
from$420
When every key is lost or stolen.
Final price depends on your specific GX year and trim — call us for an exact quote.
Key Specifications — Lexus GX
| Parameter | Value |
|---|---|
| Transponder Chip | Texas Crypto 128-bit |
| FCC ID | HYQ14FLB / HYQ14FBF |
| Key Blade | TOY48 |
| Frequency | 433 MHz |
| Immobilizer | Toyota H/G Transponder |
| Proximity / Smart Key | Yes (2004+) |
About Your 2026 Lexus GX
Lexus is a Japan brand owned by Toyota Motor Corporation. Their key system uses Toyota Smart Key System / Immobilizer with Transponder, Smart Key. Lexus uses Toyota's proven immobilizer and smart key platform with premium refinements.
The 2026 Lexus GX is a crossover SUV. We service this exact crossover SUV 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 Lexus GX is a modern-era vehicle and uses the latest revision of Lexus's key security platform. Programming requires advanced equipment but is fully aftermarket-supported on-site — no dealer trip needed in most cases.
Immobilizer (Toyota H/G Transponder): Toyota's H-chip and G-chip platforms have been refined over two decades. Programming is fast, well-documented, and supported by every modern aftermarket programmer.
In Jacksonville
Every Lexus GX job we book in Jacksonville comes with the price quoted on the phone — no bait-and-switch and no after-hours surcharge unless explicitly disclosed before dispatch.
Ready to book your Lexus GX key?