VENTURA COUNTY
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Fast Response Locksmith

2005 Cadillac CTS
Key Replacement - Save vs Dealer in Ventura County

All Keys Lost? | No Problem

Available
2005 Cadillac CTS Transponder Key
Transponder Key

All keys lost is our specialty. While the dealer would require a tow and days of waiting, we arrive at your location and have a new key cut and programmed on the spot.

CA BSIS LICENSE LCO#6792
All Keys Lost? Easy No Tow Required New Key On-Site
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
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
805 Special
10% OFFCODE:EZ-805-2026

🔥 Lost your key? Save 10% today 🔥

Covers emergency & lost key services
REDEEM (805) 790-8162

2005 Cadillac CTS
Key Options

Dealer-grade key for a fair, honest price

Transponder Key
Most popular Cadillac key typeMost Popular
2005 Cadillac CTS Transponder Key
FCC IDPart #5928825ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Remote
2005 Cadillac CTS Remote L2C0005T
FCC IDL2C0005TPart #16263074-99Buttons4BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
🔧 PRO TIP
The 2005 CTS uses a transponder key with a chip that has to be married to the immobilizer before the car will run. The onboard relearn on these GM vehicles is a timed sequence you can do without a scan tool, even on an all-keys-lost situation. Each step has a roughly ten-minute wait built in, so the whole process takes closer to 30 minutes just sitting in the driveway. The key blade itself is a specific cut, so a hardware store copy that looks right will crank the engine but the immobilizer shuts it down after a couple seconds. That "starts then stalls" behavior is the immobilizer doing its job, not an engine problem.
Related services: Ignition Repair · Smart Key

All Cadillac CTS Keys Lost? Compare Options

Lost all your keys? Compare your options

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
All keys lost is no problem for us
Book Service (805) 790-8162

2005 Cadillac CTS Transponder Key Replacement - Fast, Affordable & Professional

Out near Faria Beach in Ventura, I got a call from a guy who had already been down the wrong road with his 2005 CTS. He had bought a replacement key online, taken it to a locksmith, and it worked for about a week before the car started being stubborn in the afternoons.

He figured it was some kind of electrical gremlin. The CTS would start fine in the morning, run all day, and then somewhere around the second or third start of the day it would crank and die. He had already looked at fuel, looked at sensors, and was starting to price out a mechanic visit.

I asked him to describe exactly when it started happening. He said right after the new key. That was enough.

The issue was the chip in the replacement key. It had been programmed, but the wrong chip type was used for this vehicle. The immobilizer on these cars is thorough enough that a close-but-wrong chip can get through the first check and fail a later one, which is exactly the intermittent pattern he was describing.

I cut and programmed a new key with the correct transponder chip matched to this car, ran the relearn, and tested it through several start cycles before I left his driveway. No more afternoon mystery stalls.

He mentioned the dealer had quoted him a number he didn't want to say out loud. What I charged was a fraction of that. The whole job took less time than his drive to the dealership would have.

Save vs the Dealer on Your Cadillac CTS Key

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

Get Pricing (805) 790-8162 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: Casitas Springs · College · Downtown Ventura · East Ventura

Cadillac CTS Rapid Response, Done Right

Rapid response in the field

2005 Cadillac CTS Transponder Key
2005 Cadillac CTS
Transponder Key | Rescue Key
Estimated arrival time to Ventura
Priority ETA
Rapid Arrival
Available Today
Service location Ventura
Ventura
Help Is Close
805 Area
Same-Day Keys (805) 790-8162

Cadillac Owners Rescued and Reviewed

From lost keys to happy customers

N
Natasha S.
Sep 2025
★★★★★

“Very professional and extremely affordable. The price was literally about three times cheaper than what my dealership quoted me. Fast service and no stress at all. Highly recommend.”

Google Review
A
A. G.
Jun 2025
★★★★★

“A friend lost my Lexus key and he was able to program and cut a brand new one within 20 minutes. Arrived within about 40 minutes and was friendly, efficient, and quick.”

Google Review
J
Joseph C.
Apr 2024
★★★★★

“I needed two keys made for my Honda Element. Friendly, fast, fair pricing, and far better than any other locksmith I have used in the area. Best service by far.”

Yelp Review
Watch real savings, real jobs62KFollowers
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Cadillac CTS Mobile Service FAQ

Real costs, no dealer surprises

My key broke off in the ignition. Can you get it out?
Yes, broken key extraction is a standard call for me. I carry the extraction tools to pull the broken piece out without damaging the ignition cylinder. Once it is out, I can cut a new key right there on site using the extracted piece or your vehicle's key code data and program the transponder chip to the car before I leave. No tow, no dealer visit.
What exactly is a transponder key and why does it matter for my 2005 CTS?
My CTS shows a key warning on the dash. What should I check first?
Can I program a second key myself if I still have one working key?
I only have one key for my CTS. Is that a problem?
Questions? Call (805) 790-8162

Cadillac CTS Key Service Areas

Emergency coverage across the region

📍Ventura County & SB
Ventura County service area map
805 LOCAL LOCKSMITH
need a key? 🔑
Santa Barbara
Santa BarbaraETA 30-35 min
Goleta
GoletaETA 30-35 min
Isla Vista
Isla VistaETA 30-35 min
Montecito
MontecitoETA 25-30 min
Carpinteria
CarpinteriaETA 20-25 min
Ojai
OjaiETA 20-25 min
Ventura
VenturaETA 10-15 min
Santa Paula
Santa PaulaETA 20-25 min
Fillmore
FillmoreETA 25-30 min
Oxnard
OxnardETA 10-15 min
Port Hueneme
Port HuenemeETA 10-15 min
Camarillo
CamarilloETA 15-20 min
Moorpark
MoorparkETA 25-30 min
Simi Valley
Simi ValleyETA 30-35 min
Thousand Oaks
Thousand OaksETA 20-25 min
Santa BarbaraGoletaMontecitoCarpinteriaOjaiVenturaSanta PaulaFillmoreOxnardPort HuenemeCamarilloMoorparkSimi ValleyThousand Oaks

Emergency service available in all listed cities

SOS Call (805) 790-8162
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Cadillac CTS car key replacement video
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Lost Your 2005 Cadillac CTS Key? We Can Help

Lost all your keys? We make new ones on-site. No tow truck needed. Emergency service.

Guaranteed 2005 Cadillac CTS key service by EZ Car Keyz Ventura CA
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