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2015 Cadillac CTS
Key Replacement - Save vs Dealer in Ventura County

BSIS Licensed | NASTF Certified

Available
2015 Cadillac CTS Smart Key
Smart Key

Licensed by the California BSIS, NASTF certified, Google Guaranteed, and backed by 1,000+ five-star reviews. When you call EZ Car Keyz, you're getting a verified professional.

CA BSIS LICENSE LCO#6792
1,000+ 5-Star Reviews Fully Insured Background Checked
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
Key specialists
Google Guaranteed
Passed Google's screening and verification process
Fixed pricing
Fully Insured
Liability coverage and background-checked technicians
Fast mobile service
8+ Years in Business
Over 10,000 keys made across the region
805 Special
10% OFFCODE:EZ-805-2026

🔥 Licensed and insured, plus savings 🔥

Applies to all dealer-quality key services
REDEEM (805) 790-8162

2015 Cadillac CTS
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Cadillac key typeMost Popular
2015 Cadillac CTS Smart Key HYQ2AB
FCC IDHYQ2ABPart #13580811Buttons5BatteryCR2032Frequency315 MHzRemote StartYes
✓ In Stock · Programmed On-Site
Push To Start
2015 Cadillac CTS Smart Key HYQ2EB
FCC IDHYQ2EBPart #13598538Buttons5BatteryCR2032Frequency433 MHzRemote StartYes
✓ In Stock · Programmed On-Site
Push To Start
2015 Cadillac CTS Smart Key HYQ2AB
FCC IDHYQ2ABPart #13510253Buttons4BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Push To Start
2015 Cadillac CTS Smart Key M3N5WY7777A
FCC IDM3N5WY7777APart #25946298Buttons4BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Smart Key
2015 Cadillac CTS Smart Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
🔧 PRO TIP
The 2015 CTS runs a full proximity smart key setup across the lineup. There is no base-trim fallback with a plain transponder key and ignition cylinder. Every 2015 CTS uses the same five-button fob with a CR2032 cell and a fold-out emergency blade. Programming goes through the OBD port with GM-specific diagnostic software. One thing that catches owners off guard: a dying CR2032 does not just shorten range. It can mimic a dead fob entirely, triggering a key-not-detected warning and killing door-handle touch unlock on both sides before the fob truly fails. Swap the CR2032 first, seat it firmly, and retest all five buttons and both door handles before assuming the fob itself is gone. If the car still will not start after a fresh battery, hold the fob directly against the start button. That is the low-battery backup read that most owners do not know exists.
Related services: Ignition Repair · Smart Key

Certified Mobile vs Dealer Service

See why 1,000+ customers trust us over the dealership

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
Licensed, insured, and 1,000+ five-star reviews
Book Service (805) 790-8162

2015 Cadillac CTS Smart Key Replacement - Fast, Affordable & Professional

Out in Dos Vientos, the houses sit tucked back in these quiet cul-de-sacs off Borchard Road. I pulled up to one and a guy met me in the driveway, one key in his hand, looking like he had already done the math on what losing it would cost him.

He had called the Cadillac dealer first. The service advisor quoted him a number that made him pause, told him to bring the car in, and that was the end of that conversation. He found me, figured the mobile route was worth a try, and here we were.

His 2015 CTS had one working smart fob. He just wanted a second one before something went sideways on a morning he could not afford. Reasonable request.

I decoded the door lock cylinder right there in the driveway, reading the cut positions off the lock so I could produce a correct emergency blade without needing the original key. Cut the blade, verified the fit, then connected to the OBD port and ran the fob registration through my GM equipment. The whole process took just under forty minutes.

He tested the touch unlock on both door handles, the start button, and each button on the new fob. Everything worked. He asked if the old fob would still function. It does. Both keys in the system, both active.

He saved a good chunk compared to what the dealer quoted, never left his driveway, and still had time to get his kids to school.

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: Botanic Garden Area · Casa Conejo · Conejo Oaks · Dos Vientos

Cadillac CTS Rapid Response, Done Right

Rapid response in the field

2015 Cadillac CTS Smart Key
2015 Cadillac CTS
Smart Key | Pro Grade Service
Estimated arrival time to Thousand Oaks
Proven Timing
Rapid Arrival
Available Today
Service location Thousand Oaks
Thousand Oaks
Insured Service
805 Area
Same-Day Keys (805) 790-8162

Trusted by 1,000+ Cadillac Drivers

Rated 5.0 on Google and Yelp

Z
Zebadiah A.
Oct 2025
★★★★★

“Super fast service. About 20 minutes from the call he was already there. He had an authentic replacement on hand and made a spare key for my 2017 Nissan Rogue in about 15 minutes. Great prices, friendly, and very professional.”

Google Review
D
Diya M.
Jan 2025
★★★★★

“Fast, affordable, and a great price. Marco did an amazing job and made a key for our Nissan Kicks quickly and professionally. Everything worked perfectly.”

Google Review
E
Edelson E.
Oct 2025
★★★★★

“I got locked out of my vehicle and also lost my key. Marco came out, made a new key for my Toyota, and got me back on the road. He was professional, friendly, and clearly knows what he is doing.”

Google 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

Do I need to bring my 2015 Cadillac CTS somewhere for key replacement?
No. I come to wherever your car is parked. Driveway, parking structure, office lot in Thousand Oaks, anywhere in the Dos Vientos area. All of the programming equipment I need travels with me. The dealer requires you to either drive in with a working key or arrange a tow if you have no keys at all. I handle both situations on site. You stay with the vehicle the whole time.
How does mobile key replacement actually work for a 2015 CTS smart key?
What do I need to have ready when you show up?
I lost both keys to my 2015 CTS. Can you still make a replacement without a working fob?
My 2015 CTS fob feels like it has shorter range than it used to. Is the fob failing or is something else going on?
Questions? Call (805) 790-8162

Cadillac CTS Key Service Areas

Certified service 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

Don’t see your city? Call us - we likely cover your area too!

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Professional 2015 Cadillac CTS Key Replacement

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