Car Key Replacement
Lost, stolen or broken keys replaced for any make or model. Key fobs, transponder, flip or smart.
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Top-Rated · Same-Day Mobile Service
Car Key Replacement & Key Duplication in Arlington Heights, IL
Lost your keys, snapped a blade, or need a dependable spare? Expert Locksmiths dispatches certified mobile technicians to your driveway, office or roadside anywhere in Arlington Heights, the North Shore and Lake County, upfront pricing, all makes and models, keys cut and programmed on the spot.
⚡ 30–90 min typical arrival
🔑 All makes & models
💳 Upfront pricing
🛡️ Licensed #191.000948
10+ yrsServing Chicagoland drivers
All KeysTransponder · Smart · Flip · Laser
MobileWe come to your location
WarrantyWritten workmanship guarantee
Your Trusted Locksmith Partner
A quick look at who we are, the drivers we help every day, and the services our mobile team delivers on-site.
Who We Are
Expert Locksmiths is a family-run, fully insured and Illinois-licensed mobile locksmith company (#191.000948) serving Arlington Heights and the greater North Shore since 2014. Our trained technicians arrive in fully stocked vans equipped with the latest cutting and programming machines.
Who We Help
Daily commuters, parents with a broken-down minivan, fleet managers, dealerships, rideshare drivers and homeowners. Whether you're stranded in a parking lot, at work, or at home. We reach you fast across Arlington Heights, Buffalo Grove, Palatine, Schaumburg, Glenview, Northbrook, Des Plaines, Waukegan and the rest of Lake County.
What We Provide
Car key replacement, key duplication, transponder & smart key programming, key fob replacement, broken key extraction, ignition switch repair and replacement, car lockout service, trunk lockout, and full residential and commercial locksmith work. All performed on-site same day.
Automotive Locksmith Services
Every key and ignition service handled by our mobile vans. Cut, coded and tested at your location.
Key Duplication
Precision-cut spare keys coded to your vehicle's immobilizer so you're never stuck with a single set again.
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Ignition Switch Repair
Stuck, worn or failed ignitions rebuilt or replaced on-site, no tow, no dealership or mechanic delays.
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Key Fob & Remote Programming
OEM and aftermarket fobs programmed to your vehicle. Push-to-start, keyless entry and remote-start systems.
Call to book →Car Key Replacement & Key Duplication
Whether you've lost your only set, snapped a worn-out blade, or simply need a reliable spare, Expert Locksmiths provides same-day car key replacement and key duplication across Arlington Heights, the North Shore and all of Lake County, IL. Our mobile technicians come directly to your home, office, parking lot, driveway or roadside location with fully equipped vans, no flatbed tow to the dealership required, and no waiting days for a factory order.
We cut, program and test replacement keys on the spot for every make and model: Ford, Chevrolet, GM, Dodge, Ram, Jeep, Chrysler, Toyota, Honda, Nissan, Hyundai, Kia, Mazda, Subaru, Volkswagen, BMW, Audi, Mercedes-Benz, Lexus, Acura, Infiniti and more. That means transponder keys, switchblade flip keys, proximity smart keys, push-to-start fobs, high-security laser-cut keys and regular mechanical blades are all handled in a single visit. Key duplication is available for every vehicle we service, so you can walk away with a working spare before the next emergency happens.
- Lost key replacement (no original needed)
- Transponder & chip key cutting
- Smart / proximity fob programming
- Push-to-start key replacement
- Broken key extraction
- Spare key duplication
Every replacement key we cut is coded to your vehicle's onboard computer, paired with your immobilizer and verified through multiple start cycles before we leave. You receive transparent, upfront pricing by phone, factory-grade transponders, and a written workmanship warranty with every job.
Call (773) 900-5625 for a QuoteIgnition Switch Repair & Replacement
A worn, jammed or failing ignition switch can leave you stranded without warning. Expert Locksmiths specializes in on-site ignition switch repair and replacement across Arlington Heights, the North Shore communities and Lake County, IL. So you don't have to pay for a tow truck, lose a day at the dealership, or risk further damage trying to force the key.
Common signs your ignition is failing include a key that sticks, spins freely, refuses to turn, feels loose inside the cylinder, or has to be jiggled to start the car. do not ignore these warning signs usually it makes the problem worse.
- Key won't turn in ignition
- Key stuck or spinning freely
- Worn, loose or damaged cylinder
- Push-to-start module failure
- Ignition rekey to existing key
- Full ignition assembly replacement
Our automotive locksmiths diagnose the fault at your location, open the steering column without damaging your dashboard, and either rebuild the existing cylinder, rekey it to match your current key, or install a brand-new OEM-grade ignition assembly. For modern push-to-start vehicles we service ignition modules and reprogram the anti-theft system so the car recognizes your keys again. Every ignition job is finished with manufacturer-spec parts, tested through dedicated computer immobilizer tools, and backed by a written warranty.
Book Ignition ServiceRecent On-Site Jobs
Real photos from recent car key replacement and ignition jobs around Arlington Heights and the North Shore.
How It Works
A simple five-step process from the moment you call to a new set of working keys.
Call Us
Tell us your vehicle year, make, model and exact location.
Get a Quote
We give you a clear, upfront price before we dispatch.
We Come to You
A fully equipped van arrives at your driveway or roadside.
Cut & Program
Keys are cut, coded and tested through multiple start cycles.
Pay On-Site
Debit, credit, cash, Zelle and tap-to-pay accepted.
Contact Expert Locksmiths
Call or message for fast mobile service anywhere in Arlington Heights, the North Shore and Lake County, IL.
Reach our mobile dispatch
Phone(773) 900-5625
Service areaArlington Heights, IL - North Shore - Lake County
HoursSun-Fri 8:00 AM - 7:00 PM · Saturday: Closed
LicenseIllinois Locksmith #191.000948 · Fully Insured
Cities We Serve
Car Key & Ignition FAQ
Answers to the questions we hear most often from drivers across Arlington Heights and Lake County.
How much does a car key replacement cost?
Pricing depends on your vehicle and key type. Traditional keys start around $120, transponder keys around $160, and smart or proximity fobs typically range from $225–$695. We give you an exact upfront quote by phone before we dispatch, so there are no surprises.
Can you make a car key without the original?
Yes. Our mobile locksmiths can cut and program a brand-new key for nearly any vehicle using the VIN and on-board diagnostics, even if every original key is lost. Bring your ID and vehicle registration and we'll take care of the rest on-site.
Do you repair ignition switches on-site?
Yes, ignition switch repair, ignition rekey and full ignition replacement are all performed at your location. You skip the tow-truck bill and the dealership queue.
How fast can you get to me?
Typical arrival time across Arlington Heights, Buffalo Grove, Palatine, Schaumburg, Glenview, Northbrook, Des Plaines and the surrounding North Shore / Lake County areas is 30–90 minutes.
Do you offer a warranty?
Every replacement key, fob programming and ignition repair is backed by a 6-months written warranty. If anything related to our work doesn't perform as promised, we return and make it right.
Locked out or stranded? We can be there in minutes.
Arlington Heights · North Shore · Lake County, IL | Sun-Fri 8:00 AM - 7:00 PM
Call (773) 900-5625