Used Car Key Security: Key Erase & Reprogramming
Just bought a used car? Make sure nobody else has a working key. We erase old keys and reprogram only yours.
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Mobile Car Locksmith in New Rochelle, NY
Míster Keys comes to you in New Rochelle: lost keys, spare and smart keys, ignition repair and programming — 24/7.
Westchester County
Your Car Locksmith in New Rochelle
- Downtown New Rochelle
- North Avenue
- Main Street
- Hudson Park
- Wykagyl
New Rochelle drivers count on us for lost keys, spare keys and key security after buying a used car. We travel from the Bronx up I-95 to your location.
Used-car buyers: we can read how many keys your car has stored, erase them and program only yours.
Book a Locksmith in New Rochelle
Tell us what happened and where the car is. After you send it, you can continue the conversation on WhatsApp.
Our Services in New Rochelle, NY
Ignition Switch & Door Cylinder Repair
Key won't turn, ignition stuck or a door lock that stopped working? We repair or replace ignition switches and door cylinders on site.
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Lost Car Key Programming & Replacement
Lost every key to your car? We cut and program a brand-new key on site — all makes, including chip keys and smart keys.
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Key Duplication & Spare Keys
Only have one key? Get a spare before it becomes an emergency — regular keys, chip keys, flip keys and smart keys.
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ECU / Module Programming & Key Cloning
Immobilizer, BCM and key-module programming plus key cloning, done with professional diagnostic equipment.
See serviceWhy New Rochelle Drivers Call Us
- 100% mobile: we come to your car
- Open 24/7, weekends included
- All makes: American, European, Asian and Chinese
- A clear price before we start
- Hablamos español
CustomerManhattan, NY
★★★★★
“Made a spare smart key for my Toyota at my building's garage. Same day, fair price, and he spoke Spanish with my mom too.”
Questions from New Rochelle
Why should I erase the old keys of a used car?
Because you can't know how many keys were made for the car. Erasing them and reprogramming only yours means no one else can start your vehicle.
Do you work at night in New Rochelle?
Yes. Míster Keys works 24/7, including nights, weekends and holidays.
Coverage area · 100% mobile service
Need a Car Locksmith in New Rochelle?
Call or send a WhatsApp now. We come to you, 24 hours a day, 7 days a week.