Replacement Car Keys
Lost your only key or need a full replacement? We cut and program a brand-new key on-site for almost any make or model.
Mobile Vehicle Key Specialists · London & UK Wide
Mobile auto locksmiths.
Precision, on your drive.
Two decades of key cutting, programming and emergency lockout expertise, brought directly to your vehicle — rapid response across London, with mobile service available nationwide.
Experienced Mobile Technicians
20+ Years Experience
Rapid London Response
All Makes & Models
Professional, Precise Workmanship
What We Do
Every automotive locksmith service, handled properly.
From a simple spare key to full ECU cloning, our technicians arrive equipped for the job — first time, every time.
Spare Keys
Never be caught out again. We cut a precision spare key so a backup is always within reach.
Lost Car Keys
Misplaced or stolen keys handled fast — we secure your vehicle and cut a new key without needing the original.
Car Key Cutting
Laser and standard key cutting to exact manufacturer tolerances, carried out at your location.
Key Programming
Advanced transponder and remote programming using the latest diagnostics, matched precisely to your vehicle's ECU.
Smart Keys
Proximity, push-button and keyless-entry systems programmed and paired with pinpoint accuracy.
Broken Key Extraction
Snapped a key in the lock or ignition? We extract it cleanly, without damaging the barrel.
Vehicle Lockout
Locked out with keys inside? Our non-destructive entry techniques get you back in, undamaged, in minutes.
ECU Cloning
Faulty ECU? We clone and transfer your vehicle's data to a replacement unit, restoring full functionality.
AdBlue Reset
AdBlue system faults and warning lights diagnosed and reset, getting you back on the road, compliant and ready.
Not sure what you need?
Describe the issue and our team will diagnose it over the phone, free of charge.
Speak to a Technician24/7 Emergency Callout
Locked out right now?
Our nearest available technician in London can be on their way within minutes — with nationwide mobile service also available. No queues, no call centres — just a direct line to a technician.
The Process
How a callout actually works.
01
Call or book online
Tell us your location, vehicle and what's happened. We'll give you an honest, upfront quote and time estimate.
02
We locate your nearest technician
Our dispatch network identifies the closest fully-equipped technician and sends them straight to you.
03
On-site diagnosis
Your technician arrives uniformed and ID'd, assesses the vehicle, and confirms the fixed price before starting.
04
Keys cut, cloned or paired
Work is completed on the spot — key cut, programmed and tested — so you drive away the same visit.
Service Area
Rapid response across London. Mobile nationwide.
Based in London, SM Car Specialist provides rapid mobile assistance throughout Greater London and surrounding areas, with nationwide mobile service available across the UK.
- London
- Greater London
- Hayes
- Hounslow
- Ealing
- Uxbridge
- Wembley
- Harrow
- Slough
- Watford
- Croydon
- West London
Nationwide UK mobile service also available — call to confirm coverage and response times outside London.
Why SM Car Specialist
Why drivers choose SM Car Specialist.
Premium workmanship and response times, priced fairly — with none of the hidden extras of a typical call-out.
Fast Local Response
Fully equipped mobile units dispatched across London within the hour, with nationwide mobile service available further afield.
All Makes, All Models
From city cars to prestige marques, our technicians carry the technology to handle them all.
Professional, Uniformed Technicians
Experienced mobile vehicle-key specialists — professional tools, precise workmanship and more than 20 years of industry experience.
Transparent, Fixed Pricing
A clear quote before we start, with no hidden call-out charges or surprise fees.
Latest-Generation Diagnostics
Manufacturer-grade programming tools keep pace with the newest smart key and immobiliser systems.
Fully Mobile Service
We come to you — at home, at work or roadside — wherever your vehicle is, across London and beyond.
Customer Feedback
What drivers say.
We're building our collection of genuine customer reviews. If you'd like references from recent jobs, just ask when you call.
Trusted With Every Marque
AudiBMWMercedes-BenzVolkswagen
FordVauxhallLand RoverJaguar
ToyotaNissanKiaHyundai
Questions, Answered
Questions we're asked most.
In London and the surrounding areas, we aim to have a technician with you within 30–60 minutes, depending on your exact location and current demand. For locations further afield, response times will vary — call us and we'll give you an honest, real-time estimate.
Yes. Our technicians carry diagnostic and programming equipment covering the vast majority of makes and models on UK roads, from mainstream brands to prestige and performance marques.
No problem. We can cut and program a brand-new key on-site using your vehicle's identification, without needing the original key present.
We quote a single, transparent price before any work begins — covering call-out, parts and labour. No hidden extras.
Our technicians are experienced, professional and fully uniformed, bringing more than 20 years of industry expertise to every job.
Yes — our extraction techniques safely remove broken key fragments without damaging the lock barrel or ignition, and we can cut a replacement on the spot.
We're a fully mobile service — our technician comes directly to you, wherever your vehicle is: at home, at work, or roadside.
We're based in London and provide rapid mobile response throughout Greater London and the surrounding areas. Nationwide mobile service is also available across the UK — call to confirm coverage and response times for your location.
Get In Touch
Speak to a technician now.
Whether it's an emergency lockout or a routine spare key, our team is ready around the clock.
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Call anytime07706 847051
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WhatsAppMessage us directly
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Availability24/7, every day of the year
Experienced mobile vehicle-key specialists — professional tools, precise workmanship and more than 20 years of industry experience.
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