VENTURA COUNTY
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Fast Response Locksmith

2010 Mazda 3
Key Replacement - Save vs Dealer in Ventura County

Real Keys | Real Savings

Available
2010 Mazda 3 Smart Key
Smart Key

Save 40-60% compared to dealership prices. Our certified technicians come to your home, office, or roadside with all the equipment needed to cut and program your key on the spot.

CA BSIS LICENSE LCO#6792
Budget Friendly Pro Equipment Fixed Quote
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
2010 Mazda 3 key replacement cost - EZ Car Keyz Simi Valley CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2010 Mazda 3 key replacement cost - EZ Car Keyz Simi Valley CA
Key specialists
Best Price Guaranteed
Specialized in keys only - no overhead markups
Fixed pricing
No Hidden Fees
Key + cutting + programming all included in one price
Fast mobile service
We Come to You
Mobile service at no extra charge, 15-25 min
805 Special
10% OFFCODE:EZ-805-2026

🔥 Why overpay? Use this code 🔥

Covers all key & remote services
REDEEM (805) 790-8162

2010 Mazda 3
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Mazda key typeMost Popular
2010 Mazda 3 Smart Key WAZX1T768SKE11A03
FCC IDWAZX1T768SKE11A03Part #BBY2-67-5RYButtons4BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Push To Start
2010 Mazda 3 Smart Key WAZX1T768SKE11A03
FCC IDWAZX1T768SKE11A03Part #BCY1-67-5RYButtons3BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Remote Flip Key
2010 Mazda 3 Remote Flip Key BGBX1T478SKE125-01
FCC IDBGBX1T478SKE125-01Part #BBM4-67-5RYButtons4BatteryCR1616Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Remote Flip Key
2010 Mazda 3 Remote Flip Key BGBX1T478SKE125-01
FCC IDBGBX1T478SKE125-01Part #CC43-67-5RYCButtons3BatteryCR1616Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Transponder Key
2010 Mazda 3 Transponder Key
FCC IDPart #MAZ-CAN80-KEYButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Smart Key
2010 Mazda 3 Smart Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Metal Key
2010 Mazda 3 Metal Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Budget 2010 Mazda 3 key fob options from EZ Car Keyz Simi Valley CA
Skip the Dealer Markup
Professional key, honest rate
Budget 2010 Mazda 3 key fob options from EZ Car Keyz Simi Valley CA
🔧 PRO TIP
The 2010 Mazda 3 fob runs a CR2025, not a CR2032. Looks the same, wrong thickness, and a CR2032 jammed in there will bend the battery contact over time. When the contact gets deformed, you get intermittent range issues or a key-not-detected warning even with a brand new battery sitting in there. Before anyone calls it a bad fob or a dead transponder, pop it open, check that the contact plate is flat and centered, and seat a proper CR2025. Also worth knowing: this fob uses a four-button layout, and the emergency mechanical key blade inside pulls out for when the battery fully dies. A lot of owners don't find that blade until they're locked out in a parking lot.
Related services: Ignition Repair · Smart Key

Mazda 3 OEM Quality Without the Markup

Same quality key, completely different price

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
Same key, fraction of the dealer price
Book Service (805) 790-8162

2010 Mazda 3 Smart Key Replacement - Fast, Affordable & Professional

I got a call from a woman parked in the Strathearn area of Simi Valley. She had just bought a used 2010 Mazda 3 from a coworker, decent shape, fair deal, and came with exactly one key. She called the dealer first. The quote she got was real, and it wasn't small. On a first-year teacher's salary, it wasn't happening that month.

She found me through a search and asked if the dealer number was accurate. I told her it probably was. Dealers have overhead I don't carry. She asked what I could do it for. I gave her a number on the phone, confirmed her VIN, and we set it up for after her shift.

I met her in the lot. The 2010 Mazda 3 uses a fob where the remote and the ignition key are tied together, so cutting and programming both had to be done right. I decoded the blade from her existing key so the cut was exact, then used my programming equipment to register the new fob to the vehicle's security system. Tested every button, tested the start, walked both doors.

She ended up with two working keys. The spare matters more than people think. If she ever loses one down the road, adding a key to an existing registered key is a much simpler job than starting from zero with no keys at all.

She saved a good chunk compared to the dealer quote. More than that, she didn't have to tow anything or take a day off work.

Save vs the Dealer on Your Mazda 3 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: Big Sky · Bridle Path · Corriganville · East Simi Valley

Mazda 3 Rapid Response, Done Right

Rapid response in the field

Affordable 2010 Mazda 3 key replacement by EZ Car Keyz in Simi Valley CA
Smart Key | Rapid On-Site Service
2010 Mazda 3 | Ventura County
Affordable 2010 Mazda 3 key replacement by EZ Car Keyz in Simi Valley CA
2010 Mazda 3 Smart Key
2010 Mazda 3
Smart Key | Programmed for Less
Estimated arrival time to Simi Valley
Quick & Affordable
Rapid Arrival
Available Today
Service location Simi Valley
Simi Valley
Best Rate Here
805 Area
Same-Day Keys (805) 790-8162

Savings That Speak for Themselves

Five-star reviews from budget-smart drivers

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.”

Google Review
Watch real savings, real jobs62KFollowers
Customer review showing savings on 2010 Mazda 3 key by EZ Car Keyz Simi Valley CA
“Real savings, real reviews.”
Customer review showing savings on 2010 Mazda 3 key by EZ Car Keyz Simi Valley CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Mazda 3 Mobile Service FAQ

Real costs, no dealer surprises

Do I need to bring my 2010 Mazda 3 somewhere for key replacement?
No. I come to you. Whether you're parked at home in Strathearn or sitting in a lot somewhere in Simi Valley, I show up with the cutting equipment, the programming tools, and the correct key blank for your vehicle. Everything happens on site, next to your car. Mazda dealers do require you to bring the vehicle in. If you have no working key, that usually means a tow, which adds cost and time before the key work even starts. Mobile service skips all of that.
How does mobile key replacement work for a 2010 Mazda 3?
What do I need to have ready when you arrive?
My 2010 Mazda 3 fob works sometimes and not others. Is the fob dying or is something else going on?
I have zero keys for my 2010 Mazda 3. Is all-keys-lost harder or more expensive than just adding a spare?
Questions? Call (805) 790-8162

Mazda 3 Key Service Areas

Great rates across the county

📍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
Affordable 2010 Mazda 3 locksmith service area in Ventura County CA
Affordable 2010 Mazda 3 locksmith service area in Ventura County CA
Stranded in Ventura County? We respond fast

Free mobile service to all listed cities - no trip fees

SOS Call (805) 790-8162
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Mazda 3 car key replacement video
113K+ Chose EZ Car Keyz

Best Price on 2010 Mazda 3 Keys

Honest pricing from a licensed locksmith. No dealer markup, no trip fees, no nonsense.

Best price 2010 Mazda 3 car key replacement by EZ Car Keyz Simi Valley CA
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