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Independent Mercedes-Benz Specialist in Harrow
Nair Autos is an independent, family-run garage based in Harrow, specialising in Mercedes-Benz servicing, diagnostics, and maintenance. Founded with a focus on honest work and specialist knowledge, we have built a reputation for reliable service, clear communication, and dealership-level expertise without the high costs. Our technicians are fully trained to handle the latest automotive systems, including hybrid and electric vehicles. With access to advanced tools like Xentry Diagnostics and manufacturer-approved software, we deliver accurate repairs and updates that meet modern standards.

Whether it is a routine service, complex fault investigation, or MOT preparation, we take a methodical approach to every job. No unnecessary upsells, just clear advice, fair pricing, and a job done properly. Our goal is simple: keep your vehicle performing at its best while saving you time, money, and stress. With returning customers across Harrow and beyond, Nair Autos has become the trusted choice for those who want dealership quality with a local, personal touch.
Services
Servicing Diagnostics MOT Preparation Air Conditioning SCN Coding Tyre Replacement DPF Cleaning Hybrid Repairs
Highlights and features
  • We are independent Mercedes-Benz specialists with 45 years of combined experience.
  • Our team uses Xentry Diagnostics and manufacturer-approved software for accurate repairs.
  • We offer transparent pricing with no hidden extras or unnecessary upsells.
  • We provide free collection and delivery within a 5-mile radius.
  • Our technicians are fully trained in hybrid and electric vehicle systems.
What people say
Honest approach Saved money Experienced hands Genuine parts Timely service
Services
Servicing
We offer comprehensive Mercedes-Benz servicing using dealer-level tools and genuine parts. Our technicians update digital service records via manufacturer-approved platforms, ensuring warranty compliance and vehicle value retention. From routine oil changes to Service A/B, we deliver accurate, cost-effective maintenance with no hidden fees.
Diagnostics
Our diagnostics use Xentry and Star systems to identify electronic faults in Mercedes-Benz vehicles. We perform system checks, reset indicators, and resolve warning lights with precision. This ensures your car runs smoothly, avoiding costly breakdowns and maintaining optimal performance through advanced, dealership-standard technology.
MOT Preparation
We conduct pre-MOT inspections to identify potential failures in brakes, lights, emissions, and safety systems. If issues are found, we provide clear, cost-effective solutions before booking your MOT at a trusted local test centre. This approach minimises retests and ensures your vehicle passes on the first attempt.
Air Conditioning
Our technicians service and repair Mercedes-Benz air conditioning systems, including refrigerant recharging and filter replacement. We address leaks, odours, and weak airflow to restore efficiency and comfort. Regular maintenance prevents long-term issues, ensuring reliable performance year-round with manufacturer-compliant tools and techniques.
SCN Coding
We perform SCN coding for Mercedes-Benz control units using authorised Xentry Diagnostics. This ensures new modules and software updates align with factory specifications, resolving compatibility issues and warning lights. Our coding maintains system communication, compliance, and reliability for optimal vehicle performance.
People
Brian Nair
Founder
With 45 years of Mercedes-Benz expertise, Brian started as an apprentice at 15 and became a workshop foreman before founding MercStar, now Nair Autos. A gearbox specialist, he holds the highest Mercedes-Benz qualifications.
Sam Nair
Technician
Sam joined Nair Autos in 2012, completing a Level 3 NVQ in Light Vehicle Maintenance. As Brian's son, he brings reliability and technical skill, specialising in modern Mercedes-Benz diagnostics and repairs.
Questions
What services does Nair Autos offer for Mercedes-Benz vehicles?
We provide servicing, diagnostics, MOT preparation, air conditioning, SCN coding, tyre replacement, DPF cleaning, and hybrid/electric vehicle repairs using dealer-level tools.
Do you offer MOT testing on-site?
We do not conduct MOTs on-site but arrange them at trusted local test centres after pre-MOT inspections to ensure your vehicle passes on the first attempt.
Can you service hybrid or electric Mercedes-Benz models?
Yes, our technicians are trained to service hybrid and electric vehicles using manufacturer-approved diagnostics and procedures for safe, reliable results.
Are your technicians qualified for Mercedes-Benz repairs?
Our team holds Level 3 NVQs and advanced certifications, with 45 years of combined Mercedes-Benz expertise using Xentry Diagnostics and factory tools.
Do you offer free collection and delivery?
Yes, we provide free collection and delivery within a 5-mile radius for added convenience during your vehicle's service or repair.