Heavy Diesel repairs, breakdowns,
problem diagnostics, and more


Experienced with industries including agriculture, earthmoving,
transport, and marine.


Fully equipped service vehicles for mobile repair & maintenance, including a BOApod Hydraulic Hose trailer

Contact us to get a quote for your diesel services?

Fill up the short form &
Click the button to get your quote Today!

Miller Diesel Services Pty Ltd is focused on supplying high-quality skilled and experienced tradespeople to our customers in the Agriculture, Transport, Civil, Earthmoving and Construction industries in Wagga Wagga and surrounding regional areas.

On-site Maintenance and Repairs
MDS provides a full range of services to the Mining, Civil, Earthmoving and Construction industries 24/7 

  • Scheduled Maintenance and Log Book Servicing – Many sites now require a full service history here at MDS we have developed our own service and inspection sheets following OEM specifications and have all accreditations required to undertake any task

  • Component Overhauls – Engine top end or maybe a final drive we have experience in all components

  • Tune Ups and Mid Life Overhauls – Is your engine due for a set or may a turbo and injectors?

  • Machine and Component Appraisals – Weather your buying or selling we can help apprises your equipment

  • Fault Diagnosis – We specialize in CAT, Komatsu, Hitachi and many other OEM

  • Undercarriage repairs and overhauls – Our technicians can remove and replace tracks, track plates, pins, idlers, drive sprockets etc

  • Hydraulics – Our mobile mechanic can perform onsite hose, pump and cylinder replacements and our fully equipped mobile workshops are able to

  • Machine Rebuilds – Don’t want to buy new why not rebuild?

  • Perform diagnostics – If you have a fault code or low power we have the equipment and experience to get you out of trouble

You can be confident that our staff will not only be qualified and have the knowledge required to work efficiently on your site, but they will also have undertaken the necessary inductions ahead of arriving. We can supply our customers with many types of high quality tradespeople, including; Diesel fitters, Mechanics, Boilermakers, Hydraulics fitters and Electricians.

Our skilled labour is experienced in all facets of service and repairs to hydraulic excavators, on‐highway trucks, off-highway trucks, loaders, drotts and all other earthmoving and ancillary equipment repairs and maintenance. This includes fault diagnose and repair, servicing, midlife overhauls and breakdowns.


Need your agriculture equipment repaired or maintained?

Have tractors and farms to attend to?

With heavy usage on a daily basis, it is non-negotiable that you keep your machinery maintained on a regular basis. With tractors, harvesters, and other machines costing $50,000, $150,000, or even more — consistent maintenance can save you a small fortune.

We provide maintenance and repair services for all agriculture diesel machines. While we are based in Brisbane, we also serve the wider area of Queensland and areas of NSW.

 Click the button below to book now.

Does your business use a lot of forklifts, bulldozers, excavators, and other mobile plant equipment?

What would happen if they broke down?

It would be impossible to lift your material manually and excavating would be out of the question. Basically, your entire business operations are put on hold.

Keep your mobile plant equipment in good condition and ready to work for you. Each piece of equipment you have running,  is saving you hundreds of hours of manpower every week.

Mobile Plant

Looking for mobile plant diesel maintenance or repair in Wagga Wagga?

Click the button below to book today.

Repairs & Breakdowns

Click the button below to book today.

Find yourself with an emergency breakdown?

Time is precious. So is your money.

Need a repair or breakdown fixed ASAP?

Whether you’ve skimped out on maintenance or were just hit by a stroke of bad luck — we can get your equipment back to working order. If you can’t come into our facility, we have fully equipped mobile service vehicles that we’ll bring to you.


Constantly out in the water?

Then you know how vital it is to ensure every safety precaution is made before you head out to sea. One single fault in an engine could lead to hours of stress and hundreds of lives at risk.

Without a doubt, regular maintenance of your marine engine is an absolute priority. Nothing is worse than being stuck out in open waters with a broken-down engine.

Marine Engines

We keep your marine engine in good shape and
detect any early possible faults.

Click the button below to book your inspection, maintenance, or repair today.

Highway Trucks

Book a highway truck maintenance or repair service with us today.

Click the button below.

Do you constantly have trucks on the highway transporting goods for you?

Having a breakdown in the middle of the road can delay delivery times, upset business partners, and could even damage hundreds of thousands of dollars in stock.

Keep your drivers safe. Keep your business partners happy. Keep your stock safe.

In the construction industry?

Keep your projects on-schedule by maintaining your equipment.

Nothing upsets clients or partners more than a project that keeps getting delayed for no good reason. Yes, having poorly maintained equipment isn’t a good reason. In fact, it harms your brand image.


Keep up your brand’s image with professionally maintained equipment and stick to the schedule.

Click the button below to book your maintenance or repair service today.

Fleet Services

Keep all your vehicles and equipment maintained.

Click the button below to book today.

We also offer our services to fleets of equipment

Whether you have a fleet of earthmovers, trucks, or tractors — we can service and maintain your entire fleet for you.

Think maintenance is expensive? Consider how much your tractor, truck, or whatever equipment you have cost you.

Tens of thousands.
Hundreds of thousands.

How many of them do you have?

Preventative Maintenance

Keep your equipment maintained regularly to save a small fortune in the long run.

Click the button below to book your maintenance service today.

Caterpillar diagnostics tooling

Click the button below to book a service today.

Detecting problem areas has become easier and more reliable.

We have access to advanced Caterpillar diagnostic tooling that we can use to inspect your equipment and detect any faults.

Book Your Diesel Repair &
Maintenance Services

Contact us to book your mobile diesel service or hydraulic hose repair.

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