We are an RAA Approved Repairer for Mechanical Services

We maintain earth moving equipment for our commercial clients

Experts in petrol & common rail diesel service & repairs


GREAT NEWS! You can now book online for service and repairs direct from our website Book online for servicing this week and get 10% off! (service must me booked in for this week to claim offer) BOOK ONLINE...


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...


Diesel Intake system cleaning takes a big step forward as we continue to address this issue with our most advanced system to date at Trusted Mechanical Service. Carbon, soot and many other contaminants become deposited in all engines as a side effect or your vehi cles...

Trusted Mechanical has added European experience to our teams skills

EUROPEAN TRAINED Part of our team for example, is direct from the UK, our Euro trained technician has many years of valua ble experience and training on European vehicles including diesels as we are increasingly seeing on our Aussie roads today. He has a wealth of...

Earth moving equipment including hydraulics

Have you been looking for somewhere conveniently located at Lonsdale to work on your earth moving equipment including hydraulics? You don't have to travel north of Adelaide for your servicing and repairs, save time, save money and use someone local. Trusted Mechanical...

Another Happy Customer

I had my navara get the Elite fuel system cleaning treatment and I can honestly say it goes like a rocket, Even for a turbo diesel. The muck that came out of the fuel system for a car that runs on premium diesel was surprising and a little disturbing. The way the car...


We sell a massive range of automotive, heavy vehicle, 4WD deep cycle, marine and special use batteries. We offer exceptional prices to our customers and the public. Contact us today and save money on your battery requirements. Bosch S3 S4 & S5 Battery Platinum Power...

Trusted Performance Dyno Day

Thanks to Dyno Dynamics, we ran our first dyno day, including straight power runs and of course we had to include a full custom turn on a nicely modified VL turbo to demonstrate our performance tuning abilities. Should this be a more permanent fixture at Trusted...

G-Scan2 equipped

TMS is now equipped with the most advanced, OEM spec scan tool for the automotive industry, with near total coverage of all light and heavy vehicles in Australia including imported vehicles from all corners or the globe. Got an engine light on? Bring you pride and joy...



We are an approved RAA repairer for Mechanical services

The benefits of being an RAA Approved Repairer for you, our customer is:

We will charge you a fair price for the work we have done
We won’t charge you for work that hasn’t been done or isn’t needed
All customers are treated with courtesy & respect
We have been judged by RAA to have the required knowledge, skills & equipment to perform repairs at a high standard in their category
RAA conducts regular audits to ensure we maintain the high standards required to be and remain an Approved Repairer
Above all, we do the right thing by our customers and keep them coming back. In line with our core business values




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.