Our Mission

(what we do everyday) Every day we provide superior mechanical services to our quality customers.

Our Vision

(what we are striving to become) Trusted Mechanical Services will become the best practice pioneers, innovating and leading the market for light and heavy vehicles in South Australia.

Our Business Values

Trust, Attention to detail & Innovation, Communication, Value & Efficiency, Quality & Commerciality.

Professional Petrol, Diesel, car, truck and earth moving equipment service and repair in Lonsdale.

Where “The name says it all”

With over 20 years experience in the light & heavy vehicle, construction and static plant environment. Business owner Travis has multiple trade qualifications, backed by an experienced, fully qualified team with a keen eye for detail.

And of course, all of our services are fully guaranteed for your piece of mind.

Fixed price servicingLog Book Servicing– We Offer manufacturer logbook servicing for a wide variety of vehicles from cars to truck & bus. We utilize industry leading OEM grade diagnostic equipment keeping your new vehicle warranty intact and re-sale values high, all while delivering a superior customer experience guaranteed.

Our car services include:

  • Log Book Servicing
  • Trusted Lube service for older cars
  • EFI tune up
  • Brakes
  • Suspension
  • Shock obsorbers
  • Expert auto electrical diagnosis and installations


  • Battery testing and replacement
  • Air conditioning service
  • Clutch replacements
  • Transmission and gearbox replacements
  • Cooling systems
  • Tyre and wheel aligning

4X4 Diesel repairs and upgrades including

  • Fuel pump and injector on vehicle leaning service
  • Intake system carbon cleaning service
  • Inter cooler upgrades
  • DPF Cleaning and unblocking service
  • Exhaust replacements and upgrades including performance 3 inch turbo back systems
  • Fuel pump and injector on vehicle cleaning
  • Gearbox, diff, engine rebuilds and replacements
  • Clutch replacements
  • Suspension repairs & upgrades
  • Contact us for a no obligation discussion

Construction equipment service and repair – We service and repair earth moving, and heavy diesel equipment including hydraulic repairs.

Truck service and repair – We service and repair all small to large trucks including, Hino, Mitsubishi, Isuzu, Mercedes, Volvo, Scania and Iveco.

Fleet Management– we can offer total fleet maintenance management solutions for commercial customers looking to focus on their business rather than spending time looking after there mechanical assets in house.

Mobile Homes, Caravans, Campervan and trailer Services-Trusted Mechanical has the experience and expertise to service and repair your holiday or retirement investments. We cater for all makes and models including Winnebago, Wildcat, 5th wheelers including camper trailers. Can’t get to the workshop? No problems, we can arrange to visit and service or repair onsite for your convenience. Please call Travis to talk about what we can do to keep your holiday vehicles mobile and safe.

Purchased a second hand car with a warranty policy?

National WarrantyWe are an approved mechanical repairer for Australia’s leading used car mechanical warranty provider, National Warranty. We can take care of the assessment, approval and repairs process for you. Getting you back on the road with the minimum amount of fuss in the shortest possible time frame.



Trusted Mechanical Services proudly supports the Canteen Cancer Council.

Giving help to people 12-24 years of age affected by cancer.