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2010 BMW Z4
Key Replacement - Save vs Dealer in Ventura County

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Available
2010 BMW Z4

Licensed by the California BSIS, NASTF certified, Google Guaranteed, and backed by over 1,000 five-star reviews. When you call EZ Car Keyz, you're getting a verified professional.

CA BSIS LICENSE LCO#6792
Licensed Since 2016 NASTF Approved Damage Coverage
Fast Response15-25
min arrival
1,000+reviews
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2010 BMW Z4 lost key replacement options from EZ Car Keyz Oxnard CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2010 BMW Z4 lost key replacement options from EZ Car Keyz Oxnard CA
Key specialists
Google Guaranteed
Passed Google's screening and verification process
Fixed pricing
Fully Insured
Liability coverage and background-checked technicians
Fast mobile service
8+ Years in Business
Over 10,000 keys made across the region
805 Special
10% OFFCODE:EZ-805-2026

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Valid on all warranty-backed key services
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2010 BMW Z4
Key Options

Dealer-grade key for a fair, honest price

Most popular BMW key typeMost Popular
2010 BMW Z4
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
2010 BMW Z4 replacement key fob with no original from EZ Car Keyz Oxnard CA
Skip the Dealer Markup
Professional key, honest rate
2010 BMW Z4 replacement key fob with no original from EZ Car Keyz Oxnard CA
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The 2010 Z4 (E89 chassis) runs a CAS3+ module, part number 61.35-9 227 062 on most builds. It uses the ID7944 crypto transponder chip inside a mechanical key with integrated remote head, BMW part number 66 12-6 986 585 for the uncut blank. Same CAS3+ platform as the E90 3 Series, so the same read/write procedures and tools apply. If the key turns but the car cranks without starting and the EWS light stays on, the CAS3+ is not reading the transponder, not a starter issue.
Related services: Ignition Repair · Smart Key

Licensed, Insured, and Reviewed

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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
Licensed, insured, and 1000+ five-star reviews
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2010 BMW Z4 Replacement - Fast, Affordable & Professional

Got a call from a guy near Centerpoint Mall in Oxnard around midnight. His 2010 Z4 sDrive30i was sitting in his driveway and the only key he had just stopped turning the ignition. He said he wiggled it, tried warming it up with his hands, tried his wife's hairdryer on the lock cylinder. Nothing.

He was ready to call a flatbed in the morning and have it towed to the BMW dealer. I told him I could come out right then.

When I got there, I checked the key blade first. The cut was worn down on a couple of positions, enough that the wafers in the ignition weren't lining up anymore. The transponder and remote head were still fine. The CAS3+ module was healthy, no faults stored.

I cut a fresh HU92 blade to code on my mobile machine, set it into a new remote head shell with his existing ID7944 chip, and programmed it through the OBD port using the CAS3+ read procedure. Whole thing took maybe 35 minutes, most of that just letting the software do its timed handshake.

He sat on his front steps watching. When I handed him the new key and it fired right up, he just nodded slowly like he was still processing that a locksmith showed up at midnight.

No tow. No waiting for the dealer to open. A fraction of what they would have charged him.

Save vs the Dealer on Your BMW Z4 Key

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

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BSIS Licensed Locksmith - California License LCO#6792
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Liability & vehicle damage coverage
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Also serving: Blackstock · Carriage Square · Channel Islands Harbor · College Estates

BMW Z4 Rapid Response, Done Right

Rapid response in the field

Lost 2010 BMW Z4 key replacement by EZ Car Keyz in Oxnard CA
| Rapid On-Site Service
2010 BMW Z4 | Ventura County
Lost 2010 BMW Z4 key replacement by EZ Car Keyz in Oxnard CA
2010 BMW Z4
2010 BMW Z4
| Pro Grade Service
Estimated arrival time to Oxnard
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Service location Oxnard
Oxnard
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805 Area
Same-Day Keys (805) 790-8162

What Trust Looks Like in Reviews

1,000+ customers who trusted us

D
Diya M.
Jan 2025
★★★★★

“Fast, affordable, and a great price. Marco did an amazing job and made a key for our Nissan Kicks quickly and professionally. Everything worked perfectly.”

Google Review
E
Edelson E.
Oct 2025
★★★★★

“I got locked out of my vehicle and also lost my key. Marco came out, made a new key for my Toyota, and got me back on the road. He was professional, friendly, and clearly knows what he is doing.”

Google Review
M
Miston
Dec 2025
★★★★★

“My ignition would not turn in La Jolla and I thought I needed a tow. EZ Car Keyz repaired the ignition on the spot and also made a spare key for safety. The technician worked carefully and confidently.”

Google Review
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Customer review after losing 2010 BMW Z4 key - EZ Car Keyz Oxnard CA
“Real savings, real reviews.”
Customer review after losing 2010 BMW Z4 key - EZ Car Keyz Oxnard CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

BMW Z4 Mobile Service FAQ

Real costs, no dealer surprises

How does a replacement mechanical key for a 2010 BMW Z4 work?
The 2010 Z4 uses a remote head key with an HU92 blade profile and an ID7944 transponder chip inside. I cut the blade to your car's code, program the chip to your CAS3+ module through the OBD-II port, and sync the remote buttons. Everything happens at your location. The CAS3+ handles both the immobilizer handshake and the remote lock/unlock, so once the key is registered, every function works: ignition, doors, trunk release. One key, one visit, one price.
Is a locksmith cheaper than the BMW dealer for a Z4 key?
Does the price include cutting, programming, and the key itself?
My Z4 cranks but won't start and the EWS light is on. Is that the key?
I lost all keys to my 2010 Z4. Can you still make one without towing it?
Questions? Call (805) 790-8162

BMW Z4 Key Service Areas

Same licensed team, every city

📍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
Emergency 2010 BMW Z4 locksmith service area in Ventura County CA
Emergency 2010 BMW Z4 locksmith service area in Ventura County CA
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Your BMW Z4 Key in Expert Hands

Eight years of proven service across Oxnard. Licensed, insured, and reviewed by customers.

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