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2010 Mercedes-Benz Cl-Class
Key Replacement - Save vs Dealer in Ventura County

Rapid Mobile Service | No Waiting

Available
2010 Mercedes-Benz Cl-Class Key

Need your key replaced today? We offer same-day mobile service with an average arrival time of 20-30 minutes. Most keys are cut and programmed in under 45 minutes.

CA BSIS LICENSE LCO#6792
Fast Arrival One Visit, Done No Delays
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
2010 Mercedes-Benz Cl-Class all keys lost solutions from EZ Car Keyz Fillmore CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2010 Mercedes-Benz Cl-Class all keys lost solutions from EZ Car Keyz Fillmore CA
Key specialists
15-25 Min Arrival
Our mobile unit is dispatched immediately
Fixed pricing
No Appointment Needed
Walk-up service available 7 days a week
Fast mobile service
Quick Turnaround
Most keys completed in under 45 minutes on-site
805 Special
10% OFFCODE:EZ-805-2026

🔥 Get your key today for less 🔥

Savings applied during your appointment
REDEEM (805) 790-8162

2010 Mercedes-Benz Cl-Class
Key Options

Dealer-grade key for a fair, honest price

New 2010 Mercedes-Benz Cl-Class key fob when all keys lost from EZ Car Keyz Fillmore CA
Skip the Dealer Markup
Professional key, honest rate
New 2010 Mercedes-Benz Cl-Class key fob when all keys lost from EZ Car Keyz Fillmore CA
🔧 PRO TIP
The 2010 CL-Class (C216) runs an NEC-based EIS/EZS module, part number A216 545 39 08 or similar, depending on build date. That module is the entire security brain and CAN gateway rolled into one. When the EIS starts failing, you don't just lose key recognition. You can lose instrument cluster communication, gear selector response, and steering lock release all at once. If your key turns but nothing wakes up, the EIS is the first suspect, not the key itself.
Related services: Ignition Repair · Smart Key

Done Fast vs Dealer Delays

One hour vs one week - compare

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
Done in minutes, not days
Book Service (805) 790-8162

2010 Mercedes-Benz Cl-Class Replacement - Fast, Affordable & Professional

Got a call from a guy near Shiells Park in Fillmore. Someone broke into his 2010 Mercedes-Benz CL-Class overnight and grabbed his keys off the center console. Car was still there, but he knew whoever had those keys could come back.

He was rattled. Not about the car, about his kid's car seat still in the back. He just wanted the old keys dead.

I pulled up, connected through the OBD port, and got into the EIS module. The CL-Class uses the NEC chip protocol on this generation, so the process is a full key reset: wipe every previously programmed key from the EIS memory, then register the new remote head key as the only one the car will recognize. Programmed two new keys in the same session so he'd have a spare.

Once the old keys were erased, they were just plastic. They could turn the ignition barrel all day and the immobilizer would reject them every time. I walked him through the lock, unlock, trunk, and panic buttons, verified the transponder handshake on both keys, and cycled the steering lock a few times to make sure the EIS was solid.

He asked what the dealer quoted him on the phone. I didn't catch the exact number but he said something like "three times what you just charged." He was already buckling the car seat back in before I finished packing up.

Save vs the Dealer on Your Mercedes-Benz Cl-Class 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: Downtown Fillmore · Heritage Valley · North Fillmore

Mercedes-Benz Cl-Class Rapid Response, Done Right

Rapid response in the field

2010 Mercedes-Benz Cl-Class key made with no spare by EZ Car Keyz Fillmore CA
| Rapid On-Site Service
2010 Mercedes-Benz Cl-Class | Ventura County
2010 Mercedes-Benz Cl-Class key made with no spare by EZ Car Keyz Fillmore CA
2010 Mercedes-Benz Cl-Class
2010 Mercedes-Benz Cl-Class
| Done in Minutes
Estimated arrival time to Fillmore
Fast Dispatch
Rapid Arrival
Available Today
Service location Fillmore
Fillmore
Rapid Service Zone
805 Area
Same-Day Keys (805) 790-8162

What Same-Day Mercedes-Benz Service Sounds Like

What quick turnaround sounds like

P
Priscilla L.
May 2025
★★★★★

“I lost my Honda Passport key and called EZ Car Keyz. He came out and made a new key in under five minutes. Legendary service.”

Google Review
D
Dan G.
Mar 2024
★★★★★

“They responded instantly, showed up within an hour, and arrived exactly when they said they would. Made a copy and programmed a fob for my 2014 car with a worn ignition in about 15 minutes. The new key works perfectly and feels like a dealer key.”

Yelp Review
T
TJ P.
Jun 2025
★★★★★

“About 15 minutes after calling, he was already at my home. I had lost my original Ford key and he made and programmed a new one on the spot. Very fast, very professional.”

Google Review
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Emergency 2010 Mercedes-Benz Cl-Class key replacement review - EZ Car Keyz Fillmore CA
“Real savings, real reviews.”
Emergency 2010 Mercedes-Benz Cl-Class key replacement review - EZ Car Keyz Fillmore CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Mercedes-Benz Cl-Class Mobile Service FAQ

Real costs, no dealer surprises

Why is replacing a 2010 Mercedes-Benz CL-Class key so expensive at the dealer?
The CL-Class uses NEC-processor-based key chips that pair to an EIS/EZS module through encrypted handshake. Mercedes dealers run Xentry/DAS diagnostic software with online server verification for programming, and the parts alone carry a heavy markup. A single chrome remote head key from the dealer can run well above what most people expect, and that's before the programming labor and the appointment wait, which can stretch to a week or more depending on parts availability. The technology is real, but the dealer price tag has a lot of padding built in. We handle the same job on site for way less.
What exactly is the remote head key on my 2010 CL-Class?
How does a mobile locksmith compare to the Mercedes dealer for key replacement?
My CL-Class key turns but the engine won't crank. Is the EIS failing?
Can I buy a key online and just have it programmed to my CL-Class?
Questions? Call (805) 790-8162

Mercedes-Benz Cl-Class Key Service Areas

Rapid service in your area

📍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
Lost 2010 Mercedes-Benz Cl-Class key service coverage in Ventura County CA
Lost 2010 Mercedes-Benz Cl-Class key service coverage in Ventura County CA
Stranded in Ventura County? We respond fast

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Mercedes-Benz Cl-Class car key replacement video
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2010 Mercedes-Benz Cl-Class Key in Under an Hour

We dispatch fast and finish faster. Most keys are cut and programmed in 20-45 minutes.

All 2010 Mercedes-Benz Cl-Class keys lost? Call EZ Car Keyz Fillmore CA
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