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Describe the job once and we'll match it with up to 3 diesel mechanics in Holsworthy.

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Diesel Mechanics in Holsworthy NSW

10 diesel mechanics★ 4.2 average from 15 reviews

About these results

Based here first, then diesel mechanics by rating, then related trades.

A business is Featured only when it holds our Featured plan; Featured is a listing plan, not a rating.

10 diesel mechanics based in or serving Holsworthy; listings updated 7 Oct 2026.

  1. Based nearby, serving Holsworthy

    These businesses aren't based in Holsworthy but list it as a service area.

  2. DPF Ultrasonic

    Diesel Mechanics, Mechanics

    Based in Ingleburn NSW · serves Holsworthy

    Directions View profile Serves this area

    DPF cleaning and diesel engine repair in Ingleburn, NSW, using ultrasonic cleaning and regeneration for blocked particulate filters.

    Based in Ingleburn NSWServes Holsworthy

    Closed · opens 9:00 am

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  3. Truck Tech Group Chipping Norton

    Mechanics, Diesel Mechanics, 4x4, Caravan Repairs

    Based in Chipping Norton NSW · serves Holsworthy

    Directions View profile Serves this area Est. 2006

    Heavy vehicle repairers in Chipping Norton, NSW for trucks, buses and trailers, with on-site servicing and roadside assistance.

    • Heavy Vehicle Repairs
    • Truck Repairs
    • Bus Repairs

    Based in Chipping Norton NSWServes Holsworthy

    Closed · opens 9:00 am

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  4. mycar Tyre & Auto Casula

    Mechanics, Auto Electricians, 4x4, Tyres, Diesel Mechanics

    Based in Casula NSW · serves Holsworthy

    4.2 (15 reviews) Directions View profile Credentials listed Serves this area Est. 2019

    Tyre and auto shop in Casula, NSW for tyres, logbook servicing, brake repairs and wheel alignments.

    • Brake Repairs
    • Roadworthy & Inspections
    • Wheel Alignments

    Based in Casula NSWServes Holsworthy

    Closed · opens 8:00 am

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  5. ATF-Remapping

    Mechanics, 4x4, Diesel Mechanics

    Based in Liverpool NSW · serves Holsworthy

    View profile Serves this area Est. 2014

    Tuning and remapping workshop in Liverpool, NSW for diesel tuning, petrol tuning and ECU remapping.

    • Diesel Tuning
    • Petrol Tuning
    • ECU Remapping

    Based in Liverpool NSWServes Holsworthy

    Closed · opens 7:00 am

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  6. EH Brett & Sons - Sydney

    Diesel Mechanics

    Based in Moorebank NSW · serves Holsworthy

    Directions View profile Serves this area

    Tarp and builder sheet hire, plus awnings, canopies and truck equipment, based in Moorebank, NSW.

    • Tarp Hire
    • Builder Sheets
    • Custom builder sheets

    Based in Moorebank NSWServes Holsworthy

    Closed · opens 7:00 am

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  7. Effective Plant Maintnenance

    Diesel Mechanics

    Based in Ingleburn NSW · serves Holsworthy

    Directions View profile Serves this area

    Mobile plant mechanic in Ingleburn, NSW for hydraulic diagnostics and repairs, scheduled servicing and breakdowns.

    • Hydraulic diagnostics and repairs
    • Hydraulic cylinder overhaul
    • Scheduled servicing

    Based in Ingleburn NSWServes Holsworthy

    Closed · opens 9:00 am

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  8. Genquip Power Products

    Diesel Mechanics

    Based in Chipping Norton NSW · serves Holsworthy

    Directions View profile Serves this area

    Genquip Power Products in Chipping Norton, NSW supplies diesel engines, generators and water pumps for industrial and agricultural use.

    • Industrial engines
    • Generators
    • Water pumps

    Based in Chipping Norton NSWServes Holsworthy

    Closed · opens 9:00 am

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  9. Liverpool Auto Care

    Mechanics, Auto Electricians, Tyres, Diesel Mechanics

    Based in Liverpool NSW · serves Holsworthy

    Directions View profile Serves this area

    Liverpool Auto Care is a mechanic in Liverpool, NSW for oil changes, brake and clutch repairs, transmissions and car air conditioning.

    • Oil change
    • Brake and clutch repairs
    • Car air conditioning

    Based in Liverpool NSWServes Holsworthy

    Closed · opens 8:00 am

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  10. Pedders Suspension & Brakes Moorebank

    Mechanics, Auto Electricians, 4x4, Tyres, Diesel Mechanics

    Based in Moorebank NSW · serves Holsworthy

    Directions View profile Credentials listed Serves this area Est. 1950

    Suspension, brake and steering specialist in Moorebank, NSW, also fitting towbars and doing wheel alignments and undercar work.

    • Brake Repairs
    • Suspension Repairs
    • Wheel Alignment

    Based in Moorebank NSWServes Holsworthy

    Closed · opens 8:00 am

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  11. Truck Transmissions

    Mechanics, Diesel Mechanics

    Based in Chipping Norton NSW · serves Holsworthy

    Directions View profile Serves this area

    Truck transmission and truck and bus repair specialist in Chipping Norton, NSW, also supplying truck equipment and parts.

    • Transmission and gearbox repairs
    • Truck and bus repairs

    Based in Chipping Norton NSWServes Holsworthy

    Closed · opens 7:00 am

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Choosing diesel mechanics in Holsworthy

Diesel mechanics for diesel servicing and repairs, injectors and fuel systems, DPF cleaning and truck repairs. Mechanics Directory lists 10 diesel mechanics in Holsworthy NSW. Listings show the services each business offers, and a rating where there is one.

What to check before you book

Getting started

  1. Describe the job. Your vehicle's make, model and year, what's wrong or what it needs, and when you need it done.
  2. Shortlist two or three. Use the filters above to narrow this page by rating, listed credentials and website.
  3. Compare quotes. Or send one request and we'll match it with up to 3 diesel mechanics.
  4. Agree in writing. Confirm the price, what's included and when the vehicle will be ready before work begins.

Frequently asked questions

How do I choose between diesel mechanics in Holsworthy?

Compare two or three. Ask whether they work on your make, and on light vehicles, trucks or machinery, whether they can come to you, and for a written quote for parts and labour. A business that is owner verified on Mechanics Directory has confirmed it runs the listing.

How much does a diesel service cost in Holsworthy?

It depends on the vehicle or machine, the oil and filters it takes, and whether the injectors, turbo or DPF need work. Asking two or three local diesel mechanics for a written quote is the quickest way to see the going rate in Holsworthy.

Do diesel mechanics need to be licensed?

Licensing depends on the work and the state. Modifications such as GVM upgrades need certifying under your state's rules, and outside Western Australia and the Northern Territory, modifications to heavy vehicles over 4.5 tonnes are regulated by the National Heavy Vehicle Regulator. In New South Wales, a business that repairs vehicles needs a motor vehicle repairer licence from NSW Fair Trading, and the people doing the work generally need a tradesperson certificate (some minor work is exempt). You can check a licence on the NSW Government's online licence check. In New South Wales, autogas (LPG) work is regulated under the Gas and Electricity (Consumer Safety) Regulation 2018; ask for the autogas licence. Listings marked "Credentials listed" show a licence, accreditation or membership on the business's profile. We don't check it, so confirm it with whoever issued it.

What is DPF cleaning?

A diesel particulate filter (DPF) traps soot from the exhaust and burns it off on longer runs at highway speed. Lots of short trips can stop that happening, so the filter blocks and a warning light comes on. A diesel mechanic can check the filter and clean it or run a forced regeneration.

What does "serves this area" mean?

Some businesses are based in a nearby suburb but cover this area, including mobile mechanics and towing services that come to you. On suburb pages we list businesses based in the suburb first, then the ones that say they serve it.

How do free quotes work?

Tell us about the job once. We match your request with up to 3 diesel mechanics near you. A business on a paid plan here gets it with your name and contact details and can contact you directly. A business on the free plan sees the job and your suburb but not your details, so it can't contact you unless it upgrades. A business that hasn't claimed its listing sees your request only once it claims. After you send, we tell you which applies to each business. It's free and there's no obligation.