2007 BMW X3
Key Replacement - Save vs Dealer in San Diego
All Keys Lost? | No Problem

Whether you lost your only key, it was stolen, or it just stopped working, we handle it. No existing key needed. Our technicians program new keys directly to your vehicle's computer.

Lost your key? Save 10% today
2007 BMW X3
Key Options
Dealer-grade key for a fair, honest price
All BMW X3 Keys Lost? Compare Options
Lost all your keys? Compare your options
2007 BMW X3 Remote Head Key Replacement - Fast, Affordable & Professional
I can make a key for your 2007 BMW X3 with no original. No spare needed, no existing key. I build one from the car's own security data. All-keys-lost on BMW is more involved than other brands because the immobilizer modules are heavily encrypted, but it's a field job I do regularly with the right tools.
A customer at the beach cliff lot near Buena Creek lost his only fob somewhere on the trail. He searched for 40 minutes and came up with nothing. His X3 was sitting in the lot with no way to open it. I told him I could be there that afternoon and have him driving home the same day.
I started with my HU92 Lishi to pick his door open and decode every wafer position for the blade cut. For AKL on BMW, I also need to access the CAS module. I read the CAS3 data through OBD, extracted the ISN from the DME, calculated a new key slot, and programmed the fob. His smart key, FCC ID LX8FZV, was a 3-button slot fob that started the car on the first try.
His car started in the same beach cliff lot. Total was around $185. Dealer would have been roughly $395 plus a tow and a multi-day wait. The whole process from lock decode to engine running took about an hour. BMW all-keys-lost takes longer than a simple spare because of the CAS module read and ISN sync, but with the right tools it's still a mobile job on most CAS-era models.
Save vs the Dealer on Your BMW X3 Key
Get your key for hundreds less than the dealer. Same quality, same result, better price.
BMW X3 Rapid Response, Done Right
Rapid response in the field
BMW Owners Rescued and Reviewed
From lost keys to happy customers
“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.”
“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.”
“I called EZ Car Keyz to unlock my truck, make a key, and sync a new key fob. They were at my location within minutes and handled everything fast and friendly. Prices were great and the service was excellent.”
BMW X3 Key Service Areas
Emergency coverage across the region

Emergency service available in all listed cities







