VENTURA COUNTY
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Fast Response Locksmith

2018 Chevrolet Spark
Key Replacement - Save vs Dealer in Ventura County

Licensed & Insured | Mobile Key Experts

Available
2018 Chevrolet Spark Smart Key
Smart Key

Not all locksmiths are created equal. EZ Car Keyz is BBB A+ rated, fully licensed and insured, and trusted by thousands of customers across the area. Your vehicle is in good hands.

CA BSIS LICENSE LCO#6792
BSIS Licensed NASTF Certified Google Guaranteed
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
Rapid response 2018 Chevrolet Spark key details from EZ Car Keyz Simi Valley CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
Rapid response 2018 Chevrolet Spark key details from EZ Car Keyz Simi Valley CA
Key specialists
BSIS Licensed
Licensed by the California Bureau of Security
Fixed pricing
NASTF Certified
National Automotive Service Task Force approved
Fast mobile service
1,000+ Reviews
Five-star rated on Google, Yelp, and BBB A+
805 Special
10% OFFCODE:EZ-805-2026

🔥 Certified pro service, 10% off 🔥

OEM keys & certified programming included
REDEEM (805) 790-8162

2018 Chevrolet Spark
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Chevrolet key typeMost Popular
2018 Chevrolet Spark Smart Key HYQ4AA
FCC IDHYQ4AAPart #13584500Buttons5BatteryCR2032Frequency315 MHzRemote StartYes
✓ In Stock · Programmed On-Site
Push To Start
2018 Chevrolet Spark Smart Key HYQ4EA
FCC IDHYQ4EAPart #13511629Buttons4BatteryCR2032Frequency433 MHzRemote StartYes
✓ In Stock · Programmed On-Site
Push To Start
2018 Chevrolet Spark Smart Key HYQ4AA
FCC IDHYQ4AAPart #13508417Buttons3BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Push To Start
2018 Chevrolet Spark Smart Key HYQ4EA
FCC IDHYQ4EAPart #13506667Buttons3BatteryCR2032Frequency433 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Transponder Key
2018 Chevrolet Spark Transponder Key
FCC IDPart #B119-PHTButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Smart Key
2018 Chevrolet Spark Smart Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Instant 2018 Chevrolet Spark key fob options from EZ Car Keyz Simi Valley CA
Skip the Dealer Markup
Professional key, honest rate
Instant 2018 Chevrolet Spark key fob options from EZ Car Keyz Simi Valley CA
🔧 PRO TIP
The 2018 Spark uses the HYQ4AA smart fob, same platform GM rolled across several models starting around 2016. It runs on the GM Hitag Pro security protocol with a 128-bit AES encrypted transponder. A weak CR2032 can trigger "No Key Detected" or "Place Key Fob on Start Button" messages, and the passive entry range drops to almost nothing before the battery fully dies. Swap the CR2032 first, but if the backup hold-fob-to-button trick also fails, the internal antenna contact may have shifted.
Related services: Ignition Repair · Smart Key

Licensed Chevrolet Key Pro vs Dealership

Licensed, certified, and reviewed - compare the credentials

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
BSIS licensed with OEM quality guaranteed
Book Service (805) 790-8162

2018 Chevrolet Spark Smart Key Replacement - Fast, Affordable & Professional

Over in Simi Valley, near the Santa Susana Depot Museum, a woman called me around 7pm. She had just left urgent care with her kid and a bag of prescriptions on the back seat. The 2018 Spark would not start. She pressed the button, got "No Key Detected" on the dash, and the fob was completely unresponsive.

She tried holding the fob against the start button, which is the backup procedure GM lists in the owner's manual. Still nothing. Dealer was already closed for the night.

I was about 20 minutes out. Got there, opened the door, and plugged my IM608 into the OBD port. The HYQ4AA fob had a dead CR2032, but that alone should not have killed the backup start. Popped the fob open on the hood and found the internal antenna lead had a loose solder point, probably from being dropped on pavement at some point. The pad on the little board was cracked just enough to break contact.

Replaced the fob with a new unit, part number 13584500, programmed it through the diagnostic port, and tested all five buttons plus passive entry on both front doors and the hatch. Then I walked her through the backup start procedure so she would know it for next time with a working fob.

Phone call to engine running was about 50 minutes. She made it to the pharmacy with time to spare. The dealer would have been tomorrow at the earliest.

Save vs the Dealer on Your Chevrolet Spark 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

Chevrolet Spark Rapid Response, Done Right

Rapid response in the field

Quick turnaround 2018 Chevrolet Spark car key by EZ Car Keyz in Simi Valley CA
Smart Key | Rapid On-Site Service
2018 Chevrolet Spark | Ventura County
Quick turnaround 2018 Chevrolet Spark car key by EZ Car Keyz in Simi Valley CA
2018 Chevrolet Spark Smart Key
2018 Chevrolet Spark
Smart Key | Pro Grade Service
Estimated arrival time to Simi Valley
Proven Timing
Rapid Arrival
Available Today
Service location Simi Valley
Simi Valley
Insured Service
805 Area
Same-Day Keys (805) 790-8162

Why Chevrolet Customers Trust Us

Licensed, certified, and proven

G
Guillermo C.
Dec 2025
★★★★★

“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.”

Google Review
G
Gregorio P.
May 2021
★★★★★

“Steve was incredibly helpful when I lost my car keys. He came out the exact same day and I only waited about 30 minutes. I really needed to get to work and he completely saved me.”

Google Review
A
Antoine M.
Dec 2025
★★★★★

“I am very pleased with the value of the service I received from Marco at EZ Car Keyz. They arrived extremely fast, opened my door in no time, and the price was right on point.”

Google Review
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Quick response locksmith review for 2018 Chevrolet Spark key - EZ Car Keyz Simi Valley CA
“Real savings, real reviews.”
Quick response locksmith review for 2018 Chevrolet Spark key - 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

Chevrolet Spark Mobile Service FAQ

Real costs, no dealer surprises

Do you use OEM or aftermarket smart keys for the 2018 Chevrolet Spark?
We use OEM-spec fobs that match the factory part number 13584500 and the HYQ4AA FCC ID. Same 315 MHz frequency, same Hitag Pro AES chip, same button layout. The cheap fobs floating around on Amazon are a coin flip. A locksmith on a popular Reddit thread noted less than a 50 percent success rate when customers supply their own bargain fobs because the internal chip quality varies batch to batch. We source from tested professional suppliers, so the fob programs on the first attempt and holds up over time. No guessing involved.
How long will a replacement smart key last on my Spark?
What if the new key stops working after a few weeks?
My Spark shows "No Key Detected" but the fob battery is brand new. What is going on?
I lost all my keys for my 2018 Spark. Can you still make one?
Questions? Call (805) 790-8162

Chevrolet Spark Key Service Areas

Licensed and insured in 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
Rapid dispatch 2018 Chevrolet Spark locksmith area in Ventura County CA
Rapid dispatch 2018 Chevrolet Spark locksmith area in Ventura County CA
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Licensed and insured across all service areas

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Chevrolet Spark car key replacement video
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Trust the Pros for Your Chevrolet Spark Key

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2018 Chevrolet Spark car key done in minutes by EZ Car Keyz Simi Valley CA
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Ventura County