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Fast Response Locksmith

2012 Lexus GS
Key Replacement - Save vs Dealer in San Diego

No Working Key Required | We Handle It

Available
2012 Lexus GS Smart Key
Smart Key

Lost all your keys? Don't panic, and don't call a tow truck. Our mobile locksmith comes to your vehicle and creates a brand new key from scratch, even with zero working keys.

CA BSIS LICENSE LCO#6792
No Working Key? Easy No Dealer Tow Fresh Key On-Site
Fast Response15-25
min arrival
100+reviews
See why they skip the dealer113KSubscribers
2012 Lexus GS key replacement cost - EZ Car Keyz Coronado CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • San Diego, CA
15+
Yrs Exp
2012 Lexus GS key replacement cost - EZ Car Keyz Coronado CA
Key specialists
All Keys Lost?
We make new keys from scratch - no existing key needed
Fixed pricing
No Tow Required
We come to wherever the car is sitting
Fast mobile service
Emergency Service
Available 7 days a week, 6 AM to 11:30 PM
619 Special
10% OFFCODE:EZ-619-2026

🔥 Lost key panic? Save with this 🔥

No exclusions on emergency key calls
REDEEM (619) 876-1271

2012 Lexus GS
Key Options

Dealer-grade key for a fair, honest price

Smart Key
Most popular Lexus key typeMost Popular
2012 Lexus GS Smart Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Budget 2012 Lexus GS key fob options from EZ Car Keyz Coronado CA
Skip the Dealer Markup
Professional key, honest rate
Budget 2012 Lexus GS key fob options from EZ Car Keyz Coronado CA
🔧 PRO TIP
The 2012 Lexus GS uses a smart key system where the fob communicates with the vehicle continuously when you're near it. One thing that trips people up: if the fob battery gets genuinely low, the car may not detect it at all, even at the door handle. Before assuming the key is dead or needs reprogramming, hold the fob directly against the start button and press. That's the backup read position the antenna uses when the battery is too weak for normal range. If the car fires up that way, you need a new battery in the fob, not a new key. If it still won't start, that's when it becomes a programming or hardware issue.
Related services: Ignition Repair · Smart Key

No Spare? See the Difference

Emergency options side by side

EZ Car Keyz
EZ Car Keyz
Dealership
Average Cost
✓ $$
✕ $$$$
Location
✓ We come to you
✕ You drive there
Wait Time
✓ 20-45 min
✕ 2-5 days
Same-Day
✓ Yes
✕ Rarely
All Keys Lost
✓ No problem
✕ Tow required
OEM Quality
✓ Yes
✓ Yes
EZ Car Keyz wins 5 out of 6
Lost all your keys? No tow truck needed
Book Service (619) 876-1271

2012 Lexus GS Smart Key Replacement - Fast, Affordable & Professional

I got a call from a guy living near the Naval Base Area in Coronado. He had a 2012 Lexus GS, one working smart key, and a deployment window coming up. He wanted a spare cut and programmed before he left, so his family could use the car without being stuck if something happened to the only fob.

He'd already called the Lexus dealer. They told him the fob had to be ordered, and then he'd need to bring the car in for a separate programming appointment. He was looking at two separate trips and a wait in between, which didn't work with his schedule.

I drove out to his building and got to work at the vehicle. I decoded the door lock mechanically to get the correct key cut without needing his original in hand, then cut a new emergency blade to match. The smart fob got programmed through the diagnostic port, with the vehicle's existing key still in the system alongside it. Both keys confirmed and working before I closed up the kit.

He had a spare in his hand, his existing key still worked without any disruption, and he never left the parking lot. The dealer comparison barely came up. He just needed it done, and it was done.

Save vs the Dealer on Your Lexus GS Key

Get your key for hundreds less than the dealer. Same quality, same result, better price.

Get Pricing (619) 876-1271 Text Us
BSIS Licensed Locksmith - California License LCO#6792
BSIS Licensed
CA Bureau of Security & Investigative Services
NASTF Certified Automotive Locksmith - Vehicle Security Professional
NASTF Certified
National Automotive Service Task Force
Fully Insured Locksmith - Hiscox Liability and Vehicle Damage Coverage
Fully Insured
Liability & vehicle damage coverage
Google Guaranteed Locksmith - Verified and Background Checked
Google Guaranteed
Verified & backed by Google
Also serving: The Cays · Coronado Shores · Coronado Village · Ferry Landing

Lexus GS Rapid Response, Done Right

Rapid response in the field

Affordable 2012 Lexus GS key replacement by EZ Car Keyz in Coronado CA
Smart Key | Rapid On-Site Service
2012 Lexus GS | San Diego
Affordable 2012 Lexus GS key replacement by EZ Car Keyz in Coronado CA
2012 Lexus GS Smart Key
2012 Lexus GS
Smart Key | Rescue Key
Estimated arrival time to Coronado
Priority ETA
Rapid Arrival
Available Today
Service location Coronado
Coronado
Help Is Close
619 Area
Same-Day Keys (619) 876-1271

Emergency Saves, Real Reviews

Emergency saves, grateful customers

C
Christopher H.
Sep 2025
★★★★★

“He arrived within 30 minutes and had everything finished in another 30 minutes for two cars. Everything was programmed and tested perfectly. Cheapest price in town and very honest service.”

Google Review
G
Guillermo C.
Dec 2025
★★★★★

“I called EZ Car Keyz to unlock my truck, make a key, and sync a new key fob. They were at my location within minutes and handled everything fast and friendly. Prices were great and the service was excellent.”

Google Review
G
Gregorio P.
May 2021
★★★★★

“Steve was incredibly helpful when I lost my car keys. He came out the exact same day and I only waited about 30 minutes. I really needed to get to work and he completely saved me.”

Google Review
Watch real savings, real jobs62KFollowers
Customer review showing savings on 2012 Lexus GS key by EZ Car Keyz Coronado CA
“Real savings, real reviews.”
Customer review showing savings on 2012 Lexus GS key by EZ Car Keyz Coronado CA
5.0 out of 5 - Based on Over 100 five-star Google reviews
Best Price (619) 876-1271

Lexus GS Mobile Service FAQ

Real costs, no dealer surprises

Do I have to go to the Lexus dealer to get a replacement smart key for my 2012 GS?
No. A mobile locksmith with the right diagnostic equipment can cut and program a smart key for your 2012 GS on site. The dealer is not the only option here. The dealer route means ordering the fob, waiting for it to arrive, scheduling a separate programming appointment, and getting the car there, which is its own problem if you have no working key at all. A qualified mobile locksmith handles the cut, the fob, and the programming in one visit, right where the car is parked. No tow, no appointment window, no second trip.
What exactly is a smart key, and how does the 2012 Lexus GS use one?
How long does the dealer process actually take for a 2012 GS smart key replacement?
I lost all keys to my 2012 Lexus GS. Can a new smart key still be made, or is it a tow-and-dealer situation?
My 2012 GS detects the smart key sometimes but not others. What's actually going on?
Questions? Call (619) 876-1271

Lexus GS Key Service Areas

Emergency response, full coverage

📍San Diego County
San Diego County service area map
619 LOCAL LOCKSMITH
need a key? 🔑
San DiegoChula VistaOceansideEscondidoCarlsbadEl CajonVistaSan MarcosEncinitasNational CityLa MesaSanteePowayCoronado
Affordable 2012 Lexus GS locksmith service area in San Diego County CA
Emergency dispatch throughout San Diego County

Emergency service available in all listed cities

Get Help Now (619) 876-1271
Filmed on Location
Lexus GS car key replacement video
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2012 Lexus GS Key Rescue

No key, no problem. We cut and program a brand new key directly to your car's computer.

Best price 2012 Lexus GS car key replacement by EZ Car Keyz Coronado CA
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