Trusted Heavy Vehicle Servicing and Repairs with Proven Reliability
Dunstall Diesel Services is proudly owned and operated by Mat Dunstall, who brings years of hands-on experience, skill, and dedication to every job. As the driving force behind the business, Mat leads by example—working directly with customers and ensuring that every vehicle, machine, or piece of equipment receives the utmost care.
Being a family-run business, Mat is supported by a close-knit team that shares the same principles of reliability, honesty, and hard work. When you choose Dunstall Diesel Services, you’re not just another customer—you’re partnering with the family that stands firmly behind their name and reputation.
Together, the team blends modern mechanical expertise with traditional family values, guaranteeing a service that is professional, dependable, and personalized. Whether you need routine maintenance, urgent repairs, or specialized mechanical assistance, Mat and his family team are dedicated to keeping you on the move.
The future looks promising at Dunstall Diesel Services, with Mat’s young son already showing an interest in the workshop and the tools of the trade. As the next generation of the Dunstall family, he embodies the ongoing commitment to hard work, integrity, and mechanical expertise that the business is founded upon.
For our customers, this means confidence that Dunstall Diesel Services will be here for generations to come—continuing to provide trusted service, family values, and the reliability that Adelaide's businesses and families depend on.
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The Team
Mechanical Services for Heavy Vehicles
Dunstall Diesel Services offers a full spectrum of mechanical solutions for heavy vehicles, including scheduled maintenance, major repairs, and rapid emergency response. Our skilled technicians handle trucks, trailers, earthmoving equipment, and more to ensure your fleet stays operational and safe.
Why Dunstall Diesel Services Stands Out
Around-the-Clock Support
Our 24/7 mobile service ensures your heavy vehicles receive prompt repairs and maintenance whenever you need them, minimising downtime.
Broad Mechanical Expertise
From trucks and trailers to earthmoving machinery and marine engines, our skilled team handles diverse repairs and servicing with precision.
Trusted Local Partner
Based in Adelaide, we build lasting relationships through reliable service tailored to the needs of local industries and fleet operators.
Quality and Safety Focus
Every repair and service follows strict quality standards to keep your equipment compliant, safe, and performing at its best.
Comprehensive Fleet Solutions
We support a wide range of vehicles including 4WDs, commercial fleets, and specialised machinery with tailored maintenance plans.
Rapid Response Capability
Our fast turnaround times and emergency callouts keep your operations moving, reducing costly delays and unexpected breakdowns.
Client Feedback
ben UNDERWOOD | oWNER
Dunstall Diesel Services consistently delivers prompt repairs that keep our fleet on schedule. Their mobile support is a game-changer during breakdowns.
troy revell | director
The team’s expertise in earthmoving machinery maintenance has minimized our downtime. Their thorough diagnostics and quick turnaround are invaluable.
tim ramage | fleet manager
Reliable and professional service every time. Dunstall Diesel Services understands the urgency of heavy vehicle repairs and delivers quality workmanship.
Our Team in Action
Gallery of Heavy Vehicle Servicing and Repairs
