2007 Mercedes-Benz S-Class
Key Replacement - Save vs Dealer in Ventura County
Fast Response | 15-25 Min Arrival

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.

Same-day key and a discount
2007 Mercedes-Benz S-Class
Key Options
Dealer-grade key for a fair, honest price
One Hour vs One Week
Time is money - see why customers skip the dealer
2007 Mercedes-Benz S-Class Remote Head Key Replacement - Fast, Affordable & Professional
Got a call from someone near the Santa Barbara Museum of Art in Santa Barbara. Both keys to his 2007 S-Class were gone. Not stolen, just lost somewhere between a weekend trip and unpacking. He'd already called the dealer and got the rundown: tow it in, wait for a key to be ordered, come back in a week or two.
He did not like that plan.
I pulled up, opened the W221 without a mark using standard locksmith entry, and got to work on the EIS. The FBS3 system on these cars stores key data in the EZS module, so I connected through the OBD port, read the EIS, and wiped the old key slots. Cut a fresh HU64 blade on the portable machine right on the sidewalk, then wrote the new infrared key data to an open slot.
The part people don't expect is how quiet the moment is. You turn the key, the steering lock motor clicks and releases, the dash lights sweep, and it starts. He just stood there watching the tach settle at idle like he forgot what his own car sounded like.
Programmed a second key while I was there because I always push for a spare on these. All-keys-lost on a W221 twice is a headache nobody needs. He drove off, no tow truck involved, no week-long wait, for a fraction of what the dealer quoted him.
Save vs the Dealer on Your Mercedes-Benz S-Class Key
Get your key for hundreds less than the dealer. Same quality, same result, better price.
Mercedes-Benz S-Class Rapid Response, Done Right
Rapid response in the field
Five Stars for Speed
Fast keys, happy customers
“Tim went above and beyond. I struggled all day trying to program a new FOB and nothing worked. Tim helped me patiently, even recommending cheaper options since I was on a tight budget. He eventually came all the way to Ojai late at night and fixed everything.”
“My key fob stopped working while I was at Oxnard Harbor and I thought I was going to need a tow. EZ Car Keyz showed up fast, programmed a new fob, checked everything carefully, and made sure the car was fully functional before leaving.”
“Needed a spare car key made and chose EZ Car Keyz based on their reviews. The reviews were right. They gave me the best price, responded quickly to all my questions, came to my workplace, cut the keys on site, and finished fast.”
Mercedes-Benz S-Class Mobile Service FAQ
Real costs, no dealer surprises
Mercedes-Benz S-Class Key Service Areas
Same-day dispatch across the region

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