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

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Diesel Mechanics in Kearns NSW

20 diesel mechanics

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.

20 diesel mechanics based in or serving Kearns; listings updated 7 Oct 2026.

  1. Based nearby, serving Kearns

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

  2. Greens Diesel Tune

    Diesel Mechanics, Mechanics

    Based in Gregory Hills NSW · serves Kearns

    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 Kearns

    Closed · opens 8:00 am

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  3. DPF Ultrasonic

    Diesel Mechanics, Mechanics

    Based in Ingleburn NSW · serves Kearns

    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 Kearns

    Closed · opens 9:00 am

    Get a quote

  4. MSC Mechanical Repairs

    Mechanics, Diesel Mechanics

    Based in Gregory Hills NSW · serves Kearns

    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 Kearns

    Closed · opens 7:00 am

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  5. Prancer

    Mechanics, Diesel Mechanics, Auto Electricians

    Based in Smeaton Grange NSW · serves Kearns

    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 Kearns

    Closed · opens 6:00 am

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  7. Southwest Automotive

    Mechanics, Auto Electricians, 4x4, Diesel Mechanics

    Based in Campbelltown NSW · serves Kearns

    Directions View profile Serves this area Est. 2000

    Mechanic in Campbelltown, NSW for logbook servicing, brake and shock absorber repairs, diagnostics and rego inspections.

    • Logbook Servicing
    • Brake & Shock Absorber Repairs
    • Vehicle Diagnostics

    Based in Campbelltown NSWServes Kearns

    Closed · opens 7:00 am

    Get a quote

  8. Adrenalin Off-Road Centre Narellan

    Tyres, Mechanics, 4x4, Diesel Mechanics

    Based in Narellan NSW · serves Kearns

    Directions View profile Serves this area Est. 2015

    4x4 and off-road accessory shop in Narellan, NSW, fitting lift kits, bull bars, canopies, roof racks and suspension upgrades.

    • Bull Bar Installations
    • Lift Kit Installations
    • GVM Upgrades

    Based in Narellan NSWServes Kearns

    Closed · opens 8:00 am

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  9. B. Simons Repairs BSR

    Mechanics, Diesel Mechanics

    Based in Campbelltown NSW · serves Kearns

    Directions View profile Serves this area

    Repair shop in Campbelltown, NSW handling truck and bus repairs, truck equipment and parts, and general mechanical work.

    Based in Campbelltown NSWServes Kearns

    Closed · opens 7:00 am

    Get a quote

  10. Beyond Auto Performance

    Mechanics, Diesel Mechanics

    Based in Minto NSW · serves Kearns

    Directions View profile Serves this area

    Specialist mechanic in Minto, NSW, rebuilding engines, repairing diesel vehicles and modifying race cars.

    • Exhaust, cooling and engine repairs

    Based in Minto NSWServes Kearns

    Closed · opens 9:00 am

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  11. C and A Mobile

    4x4, Auto Electricians, Diesel Mechanics

    Based in Smeaton Grange NSW · serves Kearns

    Directions View profile Serves this area

    Car and truck accessories specialist in Smeaton Grange, NSW, fitting vehicle security systems and car stereos.

    • 4x4 accessories
    • Car audio and entertainment
    • Car alarms, immobilisers and central loc…

    Based in Smeaton Grange NSWServes Kearns

    Closed · opens 8:00 am

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  12. Car Doctor - The Mobile Mechanic

    Mechanics, Auto Electricians, 4x4, Diesel Mechanics

    Based in Gregory Hills NSW · serves Kearns

    View profile Credentials listed Serves this area Est. 2016

    Mobile mechanic in Gregory Hills, NSW for logbook servicing, brake repairs, diagnostics and inspections.

    • Logbook Services
    • Brake Repairs
    • Vehicle Diagnosis

    Based in Gregory Hills NSWServes Kearns

    Closed · opens 8:00 am

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  13. Effective Plant Maintnenance

    Diesel Mechanics

    Based in Ingleburn NSW · serves Kearns

    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 Kearns

    Closed · opens 9:00 am

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  14. Fishers Ghost Tyre Service

    Mechanics, Tyres, Diesel Mechanics

    Based in Campbelltown NSW · serves Kearns

    Directions View profile Credentials listed Serves this area Est. 2016

    Tyre and mechanical workshop in Campbelltown, NSW for rego inspections, brake repairs, radiators and fuel injection servicing.

    • Rego Inspections
    • All Brake Repairs
    • Radiators & Cooling System Repairs

    Based in Campbelltown NSWServes Kearns

    Closed · opens 8:30 am

    Get a quote

  15. Gordon Fernies Automotive Services

    Mechanics, Tyres, Diesel Mechanics

    Based in Campbelltown NSW · serves Kearns

    Directions View profile Serves this area Est. 1979

    Mechanic in Campbelltown, NSW for logbook servicing, brake repairs, tyres and wheel alignments, plus LPG work and rego inspections.

    • New Tyres & Wheel Alignments
    • New Car Log Book Servicing
    • Brake Repairs

    Based in Campbelltown NSWServes Kearns

    Closed · opens 8:00 am

    Get a quote

  16. Lube Mobile Campbelltown

    Mechanics, 4x4, Tyres, Diesel Mechanics

    Based in Campbelltown NSW · serves Kearns

    Directions View profile Serves this area Est. 1982

    Mobile mechanic in Campbelltown, NSW for logbook servicing, mobile car repairs and mobile tyre service.

    • Mobile Car Service
    • Log Book Service
    • Mobile Tyre Service

    Based in Campbelltown NSWServes Kearns

    Closed · opens 8:00 am

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  17. Master Motive

    Mechanics, Auto Electricians, Tyres, Diesel Mechanics

    Based in Smeaton Grange NSW · serves Kearns

    Directions View profile Serves this area

    Auto service provider in Smeaton Grange, NSW covering auto electrical work, diesel mechanics, LPG conversions, mechanical repairs and tyres.

    • LPG conversions

    Based in Smeaton Grange NSWServes Kearns

    Closed · opens 8:30 am

    Get a quote

  18. Pedders Suspension & Brakes Campbelltown

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

    Based in Campbelltown NSW · serves Kearns

    Directions View profile Credentials listed Serves this area Est. 1950

    Suspension and brake shop in Campbelltown, NSW for brake repairs, suspension work, wheel alignments and towbar fitting.

    • Brake Repairs
    • Suspension Repairs
    • Wheel Alignment

    Based in Campbelltown NSWServes Kearns

    Closed · opens 8:00 am

    Get a quote

  21. Utemaster | Australia

    4x4, Diesel Mechanics

    Based in Smeaton Grange NSW · serves Kearns

    Directions View profile Serves this area

    Ute accessory and truck topper supplier in Smeaton Grange, NSW, building canopies and ute fitouts for tradies, families and emergency services.

    • Police Fitouts
    • Centurion Canopy
    • Ute fitouts

    Based in Smeaton Grange NSWServes Kearns

    Closed · opens 8:00 am

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No diesel mechanics on this page match all of these filters. Untick one, or clear the filters to see all 20 on this page.

Showing 1–20 of 20 diesel mechanics · filters apply to this page only

Diesel Mechanics in nearby suburbs

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Tell us about the job and we'll match it with up to 3 diesel mechanics in Kearns. 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 Kearns

Diesel mechanics for diesel servicing and repairs, injectors and fuel systems, DPF cleaning and truck repairs. Mechanics Directory lists 20 diesel mechanics in Kearns 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 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 Kearns?

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 Kearns?

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 Kearns.

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.