SERVICING-DIAGNOSTIC-MOT CLASS 4 AND 7 🚘MOT 20% Off WHEN YOU DO MAJOR SERVICE
Professional Car Repairs, MOT Testing & Vehicle Servicing
G&B Autos provides reliable MOT testing, vehicle servicing, diagnostics, brakes, tyres, suspension, timing belt replacement and general car repairs in Welwyn Garden City.
Our experienced technicians use quality parts and manufacturer-approved repair methods to keep your vehicle safe, reliable and performing at its best. Whether you need routine maintenance or major repairs, we're here to help with honest advice, competitive pricing and fast turnaround
Quality First
We deliver exceptional results in everything we do, ensuring your satisfaction at every step.
Expert Care
Our experienced team brings skill and passion to every project, no matter the size.
Real Results
Proven outcomes that speak for themselves and make a meaningful difference for your business.
MOT | HEALTH CHECK | SERVICING
Does your vehicle need professional diagnostics or a repair? We're a trusted independent garage based in Welwyn Garden City, Hertfordshire, offering high-quality car servicing at fair rates. Using the latest diagnostic software and equipment, our fully qualified technicians work on all makes and models.
DIAGNOSTIC
FROM £42
Diagnostics and general repairs for all makes and models, including Volkswagen, Audi, Ford, Vauxhall, SEAT, Mercedes-Benz and many more.
DIAGNOSTIC + INSPECTION
FROM £72
Using the latest diagnostic equipment for the best fault-detection coverage on most makes and models.
ACCIDENT ESTIMATES AND ADVICE
FROM £72
We carry out both insurance and self-funded repairs, and we're happy to guide you step by step through the process.
MAINTENANCE
From brakes to batteries, our maintenance team keeps your car safe and reliable on the road - every job backed by our 12-month, unlimited-mileage warranty.
BATTERY REPLACMENT
FROM £72
All battery types available: Standard, AGM, and Gel - Hella, Yuasa, Bosch, and Lion.
Scheduled cambelt replacement to the manufacturer's recommended interval, avoiding costly engine damage.
Diagnosis and replacement for slipping, sticking, or noisy clutches, using quality parts built to last.
POWER STEERING and GEARBOX FLUID FLUSH
We check your fluids as part of every oil change - but if you need a more thorough look, ask us about a full power steering and transmission fluid flush.