Mobile service / Spare-key programming

SPARE CAR KEY & ADD-A-KEY PROGRAMMING IN QUEENS & BROOKLYN.

Plan ahead with a spare. Ask whether your vehicle supports an on-site add-a-key appointment before buying a key or booking the service.

The right spare starts with the right compatibility check.

Adding a key is a vehicle-specific service

Mobile Auto Diagnostics accepts inquiries about adding a spare key to supported vehicles. Availability depends on the make, model, year, key type, security access and equipment required for the requested procedure.

Do not purchase a replacement fob on the assumption that any key can be programmed. Share the vehicle information and the details of any key you already have so eligibility can be checked first.

A working key and proof of authorization matter

Tell us whether you have a working key and how many keys are currently available. An add-a-key request is different from a situation where all keys are lost, and support for one does not establish support for the other.

Key-related appointments require verification that you own the vehicle or are authorized to request the service. Confirm the documentation and appointment requirements directly before booking. Do not send identity-document photographs through this website’s message composer.

Know what is—and is not—included

An add-a-key inquiry is not a promise of lockout service, key cutting, all-keys-lost recovery or immobilizer bypass. The correct fob, blade cutting, manufacturer access or a different specialist may be required.

We confirm the supported procedure, necessary items and price before accepting a job. Luxury-brand diagnostic support does not automatically mean that key programming is supported for the same vehicle.

Compatibility and authorization first.

We do not advertise universal key programming or security-system bypass. Service is limited to supported, authorized add-a-key work confirmed before booking.

Frequently asked questions

Can you program every key fob?
No. Support depends on the exact vehicle, key and required access. Contact us before purchasing a fob or assuming that a procedure is available.
What if all my keys are lost?
Tell us before booking. This site advertises add-a-key inquiries, not guaranteed all-keys-lost recovery. A different service provider or manufacturer-specific process may be needed.
Does the appointment include cutting a key?
Not automatically. Blade cutting and programming are separate requirements on some keys. We confirm the scope of the appointment and any items you must supply in advance.

LET’S GET TO THE ROOT OF IT.

Send your vehicle details. Get a clear next step.

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