MOT testing, servicing, repairs and diagnostics on all makes and models. Honest advice, fair prices, and work carried out by qualified mechanics who genuinely care about your vehicle.
From routine servicing to complex diagnostics, our experienced team handles every aspect of vehicle maintenance and repair on all makes and models.
DVSA authorised MOT test centre. Class 4 and Class 7 vehicles. Book online or by phone for a fast, professional MOT with no unnecessary advisory pressure.
Learn moreManufacturer-approved servicing schedules covering oil and filter changes, fluid checks, brake inspection, tyre assessment, and comprehensive safety checks. Interim and full services available.
Book a serviceLatest OBD diagnostic equipment covering all makes and models. We read fault codes, identify the root cause, and provide a clear explanation before carrying out any work.
Get a diagnosisFull brake system inspection, pad and disc replacement, caliper servicing, handbrake adjustment, and ABS fault diagnosis. Your safety is never compromised.
Book brake checkSupply and fitting of tyres for all vehicles. Wheel balancing and tracking/alignment. Correct tyre pressures, tread depth checks, and advice on when replacement is needed.
Get a quoteTiming belts, clutches, exhausts, suspension and steering components, cooling system repairs, gearbox work, and general engine repairs. No job too large or small.
Request a quoteWe are a fully authorised DVSA MOT test station. Our testers are independent from our repair team, which means you receive an impartial test result every time — no inflated advisory lists, no unnecessary pressure.
When your vehicle fails, we will give you a straight explanation of what is required, a fair quote for the remedial work, and a prompt retest once the work is complete.
Book in advance or call on the day for availability. We aim to carry out MOT tests within one hour for most vehicles.
We believe in keeping things straightforward. No surprises, no jargon, no work carried out without your agreement.
Call us, use the online form, or drop in to arrange a convenient time. We will confirm your booking and remind you the day before.
Our mechanic carries out a thorough inspection of your vehicle and identifies exactly what is needed — and what is not.
We call you with a clear, itemised quote before touching anything. You decide what you want done. No pressure, no surprises.
Once the work is complete, we call you. We explain what was done and why. Collect your vehicle at your convenience.
We have been serving Carmarthen and the surrounding area for over 25 years. Our reputation is built on honesty, quality work, and treating every customer with respect.
All our mechanics hold recognised industry qualifications and undergo regular training to stay current with evolving vehicle technology.
We will only ever recommend work that your vehicle genuinely needs. If something can wait, we will tell you and explain when it will require attention.
Our labour rates and parts pricing are competitive and transparent. We provide written quotes before starting and stick to them.
We use OEM or equivalent-quality parts. We never compromise on component quality because your safety and reliability depend on it.
As a family business, our reputation matters. We treat every vehicle as if it belongs to one of our own family members.
From city cars to commercial vehicles, prestige cars to classic motors — our diagnostic equipment and expertise covers the full range.
Valley Motor Works has been part of the Carmarthen community since 1998. What started as a small workshop has grown into a fully equipped independent garage with four ramps, the latest diagnostic technology, and a team of qualified technicians — but our values have never changed.
We are a family-run business, and that means something to us. It means we care about our reputation, we care about our customers, and we care about the work we put our name to. Every vehicle that leaves our workshop has been treated with the same attention we would give our own.
We work on everything — from your everyday Corsa to a prestige saloon, a light commercial to a classic car. If it has wheels and an engine, we can help.
Our diagnostic equipment and technical knowledge covers the full spectrum of vehicles on the road today. If your make is not listed, call us — we almost certainly cover it.
Don’t see your vehicle listed? Call us on 01267 000 000 — we almost certainly cover it.
We let our work speak for itself. Here is what local drivers think of Valley Motor Works.
Brought my Volkswagen Golf in for an MOT and full service. The lads were upfront about everything, gave me a clear quote before starting, and the price came in exactly as stated. No nasty surprises. Will not go anywhere else.
Fantastic independent garage. Took my Peugeot 308 in with a worrying noise from the front end. They diagnosed the problem quickly, explained it clearly, and had it fixed the same day. Brilliant service and fair pricing.
Been using Valley Motor Works for years with three different cars. Always reliable, always honest. Last week they told me a part I expected to replace was actually fine — that kind of integrity keeps me coming back every time.
My BMW failed its MOT at a main dealer — the estimate was over £800. Brought it to Valley Motor Works and the same repairs came in at £320. Same quality parts, same result. I wish I had found them years ago.
Absolutely top-notch. Booked my Land Rover Discovery for a service and the team went through everything properly. They even noticed a brake issue I had not spotted and sorted it while the vehicle was in. Proper professionals.
Came in as a first-time customer after a recommendation. The team were friendly, professional, and incredibly helpful. My Renault Clio had a gearbox issue that other garages had not managed to identify. Fixed first time here.
We believe you should have a clear idea of costs before you book. The prices below are indicative starting points. All jobs receive a written quote before work begins.
| Service | Details | Price |
|---|---|---|
| MOT Test — Class 4 | Cars and light vehicles up to 8 passengers | £54.85 |
| MOT Test — Class 7 | Goods vehicles up to 3,500kg | £58.60 |
| Interim Service | Oil change, filters, fluid top-ups, safety checks (up to 20 checks) | from £89 |
| Full Service | Comprehensive 50-point inspection, all fluids, filters, and wear items | from £149 |
| Brake Pad Replacement | Front or rear axle. Parts and labour included | from £69 |
| Brake Discs & Pads | Front or rear axle. Quality OEM-equivalent parts | from £129 |
| Diagnostic Check | Full system scan, fault code reading and report | from £45 |
| Timing Belt Replacement | Belt, tensioners, and idler. Labour included. Price varies by vehicle. | from £199 |
| Tyre Supply & Fit | Per tyre. Budget to premium brands available | from £49 |
| Wheel Alignment | 4-wheel laser alignment, print-out report | from £39 |
All prices include VAT where applicable. Final prices may vary based on vehicle make, model and year. Written quotation provided before work commences. No work carried out without your express authorisation.
Call us today or complete the booking form and we will be in touch within one business day.
We are based in the heart of Carmarthen with easy access from the town centre, the A40, and surrounding villages. Free on-site parking is available while your vehicle is with us.
Whether you need to book an MOT, arrange a service, or simply have a question about your vehicle, we are here to help. Fill in the form or get in touch directly — we are always happy to talk.
We aim to respond to all online enquiries within 4 working hours. For urgent matters, please call us directly on 01267 000 000.
Complete the form below and we will get back to you promptly with a quote or to confirm your booking.