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

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Diesel Mechanics in Cataract NSW

80 diesel mechanics★ 4.7 average from 138 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.

80 diesel mechanics based in or serving Cataract; listings updated 7 Oct 2026.

  1. Based nearby, serving Cataract

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

  2. Impact Diesel Group

    Diesel Mechanics, Mechanics

    Based in Unanderra NSW · serves Cataract

    5.0 (4 reviews) Directions View profile Serves this area Est. 2021

    Diesel mechanic in Unanderra, NSW for heavy vehicle mechanics, truck repairs and onsite servicing and repairs.

    • Heavy Vehicle Mechanics
    • Onsite Servicing & Repairs
    • Truck Repair Shop

    Based in Unanderra NSWServes Cataract

    Open now · 24 hours

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  3. Wheeler Automotive Truck & Car Repairs

    Mechanics, Diesel Mechanics, 4x4

    Based in Unanderra NSW · serves Cataract

    4.8 (4 reviews) Directions View profile Credentials listed Serves this area Est. 2022

    Truck and car repair workshop in Unanderra, NSW, for truck servicing, brake and clutch repairs and logbook servicing.

    • Truck servicing
    • New car logbook servicing
    • Brake & clutch repairs

    Based in Unanderra NSWServes Cataract

    Closed · opens 8:00 am

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  4. Illawarra Diesel Servicing

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

    Based in Fairy Meadow NSW · serves Cataract

    4.3 (9 reviews) Directions View profile Credentials listed Serves this area Est. 1998

    Diesel mechanic in Fairy Meadow, NSW for diesel servicing, truck and 4WD repairs, engine reconditioning and logbook servicing.

    • Truck Repairs
    • Factory Log Book Servicing
    • Diesel Fuel Pumps & Injectors

    Based in Fairy Meadow NSWServes Cataract

    Closed · opens 8:00 am

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  5. South Coast Truck Sales & Spares

    Mechanics, Diesel Mechanics

    Based in Unanderra NSW · serves Cataract

    5.0 (2 reviews) Directions View profile Serves this area Est. 2022

    Truck parts and accessories supplier in Unanderra, NSW, also handling truck sales and truck maintenance and repairs.

    • DIFFS AMERICAN & EUROPEAN
    • TRUCK TRAILER PARTS
    • Truck sales

    Based in Unanderra NSWServes Cataract

    Closed · opens 8:00 am

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  6. Can Do Truck Parts

    Mechanics, Diesel Mechanics

    Based in Unanderra NSW · serves Cataract

    5.0 (1 reviews) Directions View profile Serves this area Est. 2022

    Truck parts and panels supplier in Unanderra, NSW, serving Wollongong and the Illawarra.

    • Truck parts & panels
    • Truck and bus repairs

    Based in Unanderra NSWServes Cataract

    Closed · opens 8:30 am

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  7. BITR Enterprises

    Mechanics, Diesel Mechanics, 4x4, Tyres, Caravan Repairs

    Based in Berkeley NSW · serves Cataract

    Directions View profile Credentials listed Serves this area Est. 2015

    Truck repair shop and mobile truck mechanic in Berkeley, NSW, for truck and trailer repairs, brake and clutch work and spare parts.

    • Truck Repairs
    • Brake & Clutch Repairs
    • 24 Hour Emergency Roadside Assistance

    Based in Berkeley NSWServes Cataract

    Closed · opens 7:00 am

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  8. Greens Diesel Tune

    Diesel Mechanics, Mechanics

    Based in Gregory Hills NSW · serves Cataract

    Directions View profile Credentials listed Serves this area Est. 2017

    Diesel mechanic in Gregory Hills, NSW for performance tuning, ECU remapping, diagnostics and DPF cleaning.

    • Diesel Performance Tuning
    • Diesel Particulate Filter Cleaning
    • ECU Remapping

    Based in Gregory Hills NSWServes Cataract

    Closed · opens 8:00 am

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  9. Baileys Diesel Group

    Diesel Mechanics

    Based in Unanderra NSW · serves Cataract

    Directions View profile Serves this area Est. 2022

    Diesel fuel injection specialists in Unanderra, NSW, remanufacturing injectors and pumps and servicing rail, mining and transport fleets.

    • Diesel injectors
    • Fuel Injection System Services
    • Turbocharger & Air Charging Services

    Based in Unanderra NSWServes Cataract

    Closed · opens 8:00 am

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  10. J.C. Diesel Tune

    Diesel Mechanics, Mechanics

    Based in Narellan NSW · serves Cataract

    Directions View profile Serves this area

    Diesel engine repair and servicing workshop in Narellan, NSW, looking after diesel vehicles and fleets.

    • Diesel servicing and repairs

    Based in Narellan NSWServes Cataract

    Closed · opens 8:00 am

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  11. MSC Mechanical Repairs

    Mechanics, Diesel Mechanics

    Based in Gregory Hills NSW · serves Cataract

    Directions View profile Serves this area

    Truck repair and parts business in Gregory Hills, NSW, also offering crane services for heavier lifting work.

    • Truck and bus repairs

    Based in Gregory Hills NSWServes Cataract

    Closed · opens 7:00 am

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  12. Prancer

    Mechanics, Diesel Mechanics, Auto Electricians

    Based in Smeaton Grange NSW · serves Cataract

    Directions View profile Serves this area

    Truck repair shop in Smeaton Grange, NSW offering on-site repairs, auto electrical diagnostics and parts supply.

    • On-site services
    • Truck and bus repairs

    Based in Smeaton Grange NSWServes Cataract

    Closed · opens 6:00 am

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  13. SN DIESEL ENGINES

    Diesel Mechanics

    Based in Mittagong NSW · serves Cataract

    Directions View profile Serves this area

    Diesel engine specialist in Mittagong, NSW for engine repairs, overhauls, diagnostics and generator servicing.

    • Engine trouble-shooting and diagnosis
    • Major in-frame engine overhauls
    • Generator Sales, Service and Repairs

    Based in Mittagong NSWServes Cataract

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  15. Turbo Glide Diesel Turbocharging

    Diesel Mechanics, Mechanics, 4x4

    Based in Russell Vale NSW · serves Cataract

    Directions View profile Credentials listed Serves this area Est. 1965

    Turbo and diesel workshop in Russell Vale, NSW, building turbo conversions, dyno tuning and fuel injection work for 4x4s, commercials and motorhomes.

    • Turbo conversion
    • Supply & fitting of reliable diesel exch…
    • Diesel dyno tuning & opacity testing of…

    Based in Russell Vale NSWServes Cataract

    Closed · opens 7:30 am

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  17. Automen

    Mechanics, 4x4, Tyres, Diesel Mechanics

    Based in Unanderra NSW · serves Cataract

    5.0 (12 reviews) Directions View profile Serves this area Est. 2011

    Mechanic in Unanderra, NSW for logbook servicing, rego checks, steering and suspension repairs, and wheel alignments.

    • Rego Checks
    • Logbook Servicing
    • Wheel Alignments

    Based in Unanderra NSWServes Cataract

    Closed · opens 8:00 am

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  18. Jim Wall Automotive

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

    Based in Mittagong NSW · serves Cataract

    5.0 (10 reviews) Directions View profile Credentials listed Serves this area Est. 2013

    Family-run workshop in Mittagong, NSW handling scheduled servicing, clutch and brake work, air conditioning and inspections.

    • Brake Repairs
    • Auto Air-Conditioning Servicing
    • Logbook Servicing

    Based in Mittagong NSWServes Cataract

    Closed · opens 8:00 am

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  19. PAP Mechanical

    Mechanics, 4x4, Tyres, Diesel Mechanics

    Based in Corrimal NSW · serves Cataract

    5.0 (9 reviews) Directions View profile Credentials listed Serves this area Est. 2010

    Mechanic in Corrimal, NSW for new car and logbook servicing, diagnostics, brake and clutch repairs, and performance tuning.

    • New Car Servicing
    • Log Book Servicing
    • Vehicle Diagnostics

    Based in Corrimal NSWServes Cataract

    Closed · opens 8:00 am

    Get a quote

  20. Wollongong Auto Excellence

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

    Based in Wollongong NSW · serves Cataract

    4.7 (13 reviews) Directions View profile Credentials listed Serves this area Est. 2004

    Mechanic in Wollongong, NSW for logbook servicing, brake and clutch work, transmissions and roadworthy inspections.

    • Brake & Clutch Servicing
    • Logbook Servicing
    • Transmission Repairs

    Based in Wollongong NSWServes Cataract

    Closed · opens 8:00 am

    Get a quote

  21. Autochange Mechanical Repairs & Tyres

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

    Based in Bellambi NSW · serves Cataract

    4.7 (11 reviews) Directions View profile Credentials listed Serves this area Est. 2009

    Mechanic and tyre shop in Bellambi, NSW for logbook servicing, brake and clutch repairs, air conditioning and 4WD work.

    • Automotive air-conditioning
    • Front & rear brake maintenance & parts
    • Logbook servicing

    Based in Bellambi NSWServes Cataract

    Closed · opens 8:00 am

    Get a quote

  22. Fix-It Automotive Repairs

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

    Based in Fairy Meadow NSW · serves Cataract

    5.0 (6 reviews) Directions View profile Credentials listed Serves this area Est. 1985

    Fairy Meadow workshop for scheduled servicing, clutch and brake jobs, engine tuning and wheel alignments.

    • Logbook Servicing
    • Clutch Repairs
    • Wheel Alignments

    Based in Fairy Meadow NSWServes Cataract

    Closed · opens 8:00 am

    Get a quote

  23. Eurocar Garage

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

    Based in Albion Park Rail NSW · serves Cataract

    5.0 (6 reviews) Directions View profile Credentials listed Serves this area Est. 2019

    European car specialist in Albion Park Rail, NSW for logbook servicing, diagnostics, brakes and clutch repairs.

    • European Car Specialist
    • Vehicle Diagnostics
    • Maintenance & Logbook Servicing

    Based in Albion Park Rail NSWServes Cataract

    Closed · opens 8:00 am

    Get a quote

  24. Bruce Budden Automotive

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

    Based in Dapto NSW · serves Cataract

    4.5 (10 reviews) Directions View profile Credentials listed Serves this area Est. 1996

    Mechanic in Dapto, NSW for logbook servicing, brake and clutch repairs, batteries and tyres.

    • Log Book Servicing
    • Brake Repairs
    • Clutch Repairs

    Based in Dapto NSWServes Cataract

    Closed · opens 8:00 am

    Get a quote

  25. Practic Automotive Services

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

    Based in Corrimal NSW · serves Cataract

    4.5 (8 reviews) Directions View profile Credentials listed Serves this area Est. 1987

    Automotive workshop in Corrimal, NSW for logbook servicing, diesel performance tuning, brake and clutch repairs and 4WD work.

    • Brake & Clutch Servicing & Repairs
    • Diesel Performance Tuning
    • Log Book Servicing

    Based in Corrimal NSWServes Cataract

    Closed · opens 8:00 am

    Get a quote

No diesel mechanics on this page match all of these filters. Untick one, or clear the filters to see all 24 on this page.

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Tell us about the job and we'll match it with up to 3 diesel mechanics in Cataract. Your contact details go only to businesses on a paid plan here, and after you send we tell you which businesses got them. Free, no obligation.

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Choosing diesel mechanics in Cataract

Diesel mechanics for diesel servicing and repairs, injectors and fuel systems, DPF cleaning and truck repairs. Mechanics Directory lists 80 diesel mechanics in Cataract 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 Cataract?

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 Cataract?

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 Cataract.

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.