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2004 Buick Century
Key Replacement - Save vs Dealer in Ventura County

Same-Day Service | No Towing Required

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2004 Buick Century Remote
Remote

Time matters when you need a car key. Our technicians are dispatched quickly with everything needed to cut and program your replacement key on the spot. No delays, no runaround.

CA BSIS LICENSE LCO#6792
Same-Day Service Done in Under 1 Hour Fast Response Time
Fast Response15-25
min arrival
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2004 Buick Century key info from mobile locksmith EZ Car Keyz Ventura CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2004 Buick Century key info from mobile locksmith EZ Car Keyz Ventura CA
Key specialists
Fast Response
Average arrival time: 15-25 minutes
Fixed pricing
Same-Day Service
Call now, get your key today - no waiting days
Fast mobile service
Done in Under 1 Hour
Key cut and programmed in 20-45 minutes
805 Special
10% OFFCODE:EZ-805-2026

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2004 Buick Century
Key Options

Dealer-grade key for a fair, honest price

Remote
Most popular Buick key typeMost Popular
2004 Buick Century Remote L2C0007T
FCC IDL2C0007TPart #10335582Buttons3BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Mobile 2004 Buick Century key fob programming by EZ Car Keyz Ventura CA
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Mobile 2004 Buick Century key fob programming by EZ Car Keyz Ventura CA
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The 2004 Buick Century is a no-chip, no-transponder car. The ignition uses a plain mechanical key blank, GM B102/B106, with no immobilizer and no PASS-Lock II on most Century trims (that system hit the Regal harder). The L2C0007T remote is a standalone RF remote for locks, trunk, and panic. It does not talk to the ignition at all. So if your remote dies, the car still starts fine. You just lose keyless entry. Swap the CR2032 first before calling anyone.
Related services: Ignition Repair · Smart Key

Buick Century Key: Same-Day vs Days of Waiting

Same-day vs days of waiting - the choice is clear

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
Back on the road before the dealer even calls back
Book Service (805) 790-8162

2004 Buick Century Remote Replacement - Fast, Affordable & Professional

Got a call from a woman parked along Main Street corridor in Ventura, right near one of the little shops between the antique stores. She had a 2004 Buick Century, and her L2C0007T remote had stopped locking and unlocking. She was holding the fob up to the window, clicking it over and over, turning it different angles. We have all been there.

She had already called the dealer. They told her they would need to order the remote, schedule her in, and it would be a few days minimum. She did not have a few days. She had errands and a car she had to manually lock by reaching across to the passenger door every time she got out.

I showed up, popped the old remote open on her hood. The CR2032 was corroded around the edges, and one of the battery contacts on the board had some green buildup. Cleaned the contacts, dropped in a fresh CR2032, and tested. Still nothing. The internal board had a cracked solder joint near the transmitter, common on these older GM remotes after years of pocket abuse.

So I grabbed a new L2C0007T from stock, programmed it to her car through the standard GM door lock learn procedure, and tested every button at the car. Locks, trunk release, panic. All responding clean.

She watched the whole thing take maybe 20 minutes and just shook her head like she could not believe the dealer wanted days for that.

Save vs the Dealer on Your Buick Century Key

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

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Also serving: Casitas Springs · College · Downtown Ventura · East Ventura

Buick Century Rapid Response, Done Right

Rapid response in the field

Mobile 2004 Buick Century key replacement at your location in Ventura CA
Remote | Rapid On-Site Service
2004 Buick Century | Ventura County
Mobile 2004 Buick Century key replacement at your location in Ventura CA
2004 Buick Century Remote
2004 Buick Century
Remote | Done in Minutes
Estimated arrival time to Ventura
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Service location Ventura
Ventura
Rapid Service Zone
805 Area
Same-Day Keys (805) 790-8162

Buick Customers Love Our Fast Service

Same-day service, five-star results

T
T Klein
May 2020
★★★★★

“I needed a second key made for my 2012 Nissan Altima. They arrived quickly, finished in about 15 minutes, and gave me the best price I could find.”

Google Review
W
Winter K.
Dec 2025
★★★★★

“I lost my key and called EZ Car Keyz. Marco was great. He arrived quickly, explained everything clearly, and kept me informed throughout the entire process. The service was fast, professional, and fairly priced.”

Google Review
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
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Customer review of mobile 2004 Buick Century key service by EZ Car Keyz Ventura CA
“Real savings, real reviews.”
Customer review of mobile 2004 Buick Century key service by EZ Car Keyz Ventura CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Buick Century Mobile Service FAQ

Real costs, no dealer surprises

What battery does the 2004 Buick Century key fob use, and can I swap it myself?
CR2032. It is the same coin cell GM used across the board in this era, from the Chevy Impala to the GMC Sierra remotes. You can swap it yourself. Slide a coin or small flathead into the seam on the back of the L2C0007T housing and twist gently. The case splits in two. Pop the old battery out, drop the new one in positive side up, and snap it shut. If the remote still does not work after a fresh battery, the issue is usually corroded board contacts or a failed transmitter, and that is when you call me.
What is the FCC ID for the 2004 Buick Century remote, and why does it matter?
How fast can you get to the Main Street corridor area in Ventura?
My 2004 Buick Century remote stopped working but the car still starts. Is the ignition broken too?
Can I program a new remote to my 2004 Buick Century myself at home?
Questions? Call (805) 790-8162

Buick Century Key Service Areas

Fast response to every city we cover

📍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
Mobile 2004 Buick Century locksmith service area in Ventura County CA
Mobile 2004 Buick Century locksmith service area in Ventura County CA
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Same-day service available in all listed cities

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