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2011 Mercedes-Benz CLS
Key Replacement - Save vs Dealer in Ventura County

Why Pay Dealer Rates? | Mobile Service

Available
2011 Mercedes-Benz CLS Key

Why pay $400+ at the dealer when you can get the exact same OEM-spec key for a fraction of the cost? EZ Car Keyz delivers professional key replacement at prices that make sense.

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min arrival
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2011 Mercedes-Benz CLS key replacement info - no tow needed - EZ Car Keyz Ventura CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2011 Mercedes-Benz CLS key replacement info - no tow needed - EZ Car Keyz Ventura CA
Key specialists
Save 40-60%
Same OEM-quality key, fraction of the dealer price
Fixed pricing
Fixed Pricing
The quote on the phone is what you pay. Period.
Fast mobile service
Free Mobile Service
No trip fees, no towing costs - service included
805 Special
10% OFFCODE:EZ-805-2026

🔥 OEM key, fraction of the cost 🔥

Discount applied at time of service
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2011 Mercedes-Benz CLS
Key Options

Dealer-grade key for a fair, honest price

2011 Mercedes-Benz CLS key fob cut and delivered to you in Ventura CA
Skip the Dealer Markup
Professional key, honest rate
2011 Mercedes-Benz CLS key fob cut and delivered to you in Ventura CA
🔧 PRO TIP
The 2011 CLS (W219 chassis) runs the FBS3 immobilizer platform with an NEC-based EIS module (part number A211 545 xx xx). That chrome key shell Mercedes uses on the IYZ-3312 is notorious for peeling and flaking, especially 2006 to 2014 models. Looks terrible but it is purely cosmetic. I can swap your working key board (5WK47283) into a fresh aftermarket shell, no reprogramming needed. Just do not ignore a dying CR2025 thinking the flaking chrome is the real problem.
Related services: Ignition Repair · Smart Key

Same Key, Half the Price

The math speaks for itself

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
Why pay dealer markup for the same result?
Book Service (805) 790-8162

2011 Mercedes-Benz CLS Replacement - Fast, Affordable & Professional

Got a call from a guy near Ventura River Preserve who had been carrying his 2011 CLS key in a Ziploc bag. Not kidding. The chrome shell had peeled so badly that little flakes were getting into his pocket, and he was worried metal bits would scratch the ignition slot. He had already called the dealer and they told him the key had to be ordered from Germany, two to three weeks minimum, plus a programming appointment after that.

He found me online and asked if I could just fix the shell.

I pulled the key apart on his kitchen counter. The 5WK47283 board inside was perfect. Transponder chip healthy, IR emitter working, CR2025 still testing strong. The whole problem was literally the housing falling apart around a good key.

Swapped the board and blade into a new aftermarket shell. Tested IR communication to the EIS, ran all four buttons, started the car twice, cycled the locks. Everything normal.

He kept turning the new key over in his hand like he was waiting for the chrome to peel off again. I told him the aftermarket shells actually hold up better because they skip that decorative chrome layer that Mercedes puts on.

No programming, no dealer visit, no weeks of waiting. Just a shell swap done on site in about fifteen minutes. He threw the Ziploc bag away.

Save vs the Dealer on Your Mercedes-Benz CLS 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

Mercedes-Benz CLS Rapid Response, Done Right

Rapid response in the field

2011 Mercedes-Benz CLS key replaced in your driveway in Ventura CA
| Rapid On-Site Service
2011 Mercedes-Benz CLS | Ventura County
2011 Mercedes-Benz CLS key replaced in your driveway in Ventura CA
2011 Mercedes-Benz CLS
2011 Mercedes-Benz CLS
| Programmed for Less
Estimated arrival time to Ventura
Quick & Affordable
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Service location Ventura
Ventura
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805 Area
Same-Day Keys (805) 790-8162

Why Mercedes-Benz Owners Choose Us Over the Dealer

Real people, real savings, real reviews

A
Alexx C.
Dec 2025
★★★★★

“I needed a car key replacement in Hillcrest and EZ Car Keyz helped me immediately. The technician programmed a new smart key right next to my car and tested every function before leaving. Fast, friendly, and very professional.”

Google Review
J
Jennifer R.
Feb 2024
★★★★★

“The dealership quoted me $600 for a new Honda key. EZ Car Keyz did it for $225, same day, cut and programmed at my house. Works perfectly. Everyone should know this is an option.”

Yelp Review
E
Erick
Nov 2025
★★★★★

“A+ service at an even better price. Tim was a lifesaver. I lost my original and only key for my Audi and he was willing to come to my location at 8pm the same day. He worked fast, communicated clearly, and made sure everything worked before leaving.”

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Locksmith came to me for 2011 Mercedes-Benz CLS key - EZ Car Keyz Ventura CA review
“Real savings, real reviews.”
Locksmith came to me for 2011 Mercedes-Benz CLS key - EZ Car Keyz Ventura CA review
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Mercedes-Benz CLS Mobile Service FAQ

Real costs, no dealer surprises

What if I need a 2011 CLS key after hours or on a weekend?
Mercedes dealer service departments close around 5 PM and most are shut on Sundays. Even when they are open, you are not walking out with a key that day. The 2011 CLS uses the IYZ-3312 remote head key, and dealers order those from Germany. Forum threads on MBWorld and BenzWorld are full of owners reporting one to six weeks from order to appointment. If your key breaks on a Saturday evening, the dealer route means waiting until Monday just to start that clock. I work outside normal hours, so the car gets a working key the same day you call.
How long does key programming take once you arrive at my 2011 CLS?
Can you make a key for my 2011 CLS faster than the Mercedes dealer?
My 2011 CLS key turns in the ignition but the car will not start. What is going on?
I bought a replacement key shell online for my CLS. Can I just move the board over myself?
Questions? Call (805) 790-8162

Mercedes-Benz CLS Key Service Areas

Dealer alternative 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
Doorstep 2011 Mercedes-Benz CLS locksmith coverage across Ventura County CA
Doorstep 2011 Mercedes-Benz CLS locksmith coverage across Ventura County CA
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Mercedes-Benz CLS Key Without the Dealer Markup

The dealer charges double for the same key. We charge fairly. Call EZ Car Keyz and save.

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