About us

Van Thomson Diagnostics

Thomson Diagnostic & Tuning Service is a family run business, established inĀ 2005 located inĀ Girvan, Ayrshire. We serve Stranraer, Maybole, Kilmarnock, Glasgow, Prestwick, Newton Stewart and Ayr.

Got a fault with your car? Have your car checked by Thomson Diagnostic & Tuning Service, your local, trusted engine repair specialists. You can also get a complete diagnostics testing done.

Visit us in Girvan, if your vehicle needs a simple repair, MOT, or a full diagnostics test. We have the expertise to do it all and at affordable prices. Get the experienced engine repair specialists to work on your car.


Thomson Diagnostics have been the face of reliable, trustworthy and affordable vehicle diagnostics and mechanical repairs for many years. We have the expertise in everything we practice and always deliver above our customers expectations.

  • We are integrated in the community and are a local business.
  • We use dealerships grade diagnostic tools but are half the price.
  • One-to-one contact with all technicians.
  • We are all fully qualified and certified technicians.