Gta Diagnostix Limited
About Gta Diagnostix Limited
Based in Porthmadog (LL49 9DF) in the county of Gwynedd, Gta Diagnostix Limited is an established automotive service provider. The business covers Porthmadog and the surrounding Gwynedd area, delivering reliable vehicle maintenance and repair for private motorists and commercial operators alike.
Services
Whether you need a simple oil change or a full engine overhaul, Gta Diagnostix Limited offers a wide range of automotive services:
- Full and interim car servicing — oil and filter changes, fluid tgc-ups and multi-point safety checks
- Clutch replacement and gearbox repairs — including automatic gearbox servicing
- Engine repair — timing belts, head gaskets and cylinder head work
- MOT testing — annual roadworthiness inspection under DVSA standards
- Brake inspection and repair — pads, discs, callipers and ABS system checks
- Suspension and steering repairs — shock absorbers, springs and wheel alignment
- Tyre fitting, balancing and puncture repair
- Air conditioning recharge and service
- Battery replacement and electrical diagnostics
Registration & Location
The garage is registered at Companies House under company number 10742510, confirming it as a verified, legally trading UK business. Gta Diagnostix Limited is based in Porthmadog (LL49 9DF) and typically serves customers within a 20–30 mile radius across Gwynedd. Company data on this page is sourced from the Companies House public register under the UK Open Government Licence.
Get a free, no-obligation quote from Gta Diagnostix Limited by clicking the button above. Tell us about your vehicle and what work you need, and you'll receive a response within 48 hours.
Typical car repair costs in Gwynedd
Prices vary depending on vehicle make, model and the specific work required. Below are indicative costs for common garage services in the Gwynedd area.
| Service | Typical cost | Duration |
|---|---|---|
| MOT test | £35 – £55 | 45 min |
| Oil & filter change | £60 – £120 | 30–60 min |
| Full service | £160 – £320 | 3–4 hours |
| Battery replacement | £80 – £180 | 30 min |
| Tyre fitting (per tyre) | £50 – £120 | 20–30 min |
| Exhaust repair | £100 – £350 | 1–3 hours |
| Air con recharge | £50 – £100 | 45 min |
| Wheel alignment | £40 – £80 | 30 min |
Prices are indicative for Gwynedd (2025–2026). Actual costs depend on your vehicle. Always get at least 3 quotes before committing.
Car garages in Porthmadog, Gwynedd
Porthmadog is served by 8 registered car garages in our directory. With a good choice of mechanics, drivers in Porthmadog can compare quotes and find competitive rates for MOT testing, servicing and repairs.
Common jobs booked by Porthmadog motorists include annual MOT tests, routine servicing, brake pad replacements, tyre fitting and engine diagnostics. Contact Gta Diagnostix Limited for a free, no-obligation quote.
Location
FAQ about Gta Diagnostix Limited
What services does Gta Diagnostix Limited offer?
Services at Gta Diagnostix Limited include MOT testing, full and interim car servicing, engine diagnostics, brake and tyre work, and general vehicle repairs for all makes and models.
How do I get a free quote?
Use the quote button above to tell us about your vehicle and required work. Qualified mechanics will respond within 48 hours — free and no obligation.
What is the service area around Porthmadog?
Gta Diagnostix Limited is based in Porthmadog (LL49 9DF) and typically covers a 20-30 mile radius across the county of Gwynedd.
Is Gta Diagnostix Limited a registered UK business?
Yes — Gta Diagnostix Limited holds Companies House registration number 10742510. You can verify this directly on the public register.