Australia's directory of mechanics and motoring services
Describe the job once and we'll match it with up to 3 diesel mechanics in Greystanes.
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.
16 diesel mechanics based in or serving Greystanes; listings updated 7 Oct 2026.
These businesses aren't based in Greystanes but list it as a service area.
Diesel Mechanics, Mechanics, 4x4, Caravan Repairs
Based in Pemulwuy NSW · serves Greystanes
Truck and bus parts supplier in Pemulwuy, NSW, covering drivetrain, braking, cooling and suspension components.
Based in Pemulwuy NSWServes Greystanes
Closed · opens 7:30 am
Mechanics, Diesel Mechanics, Caravan Repairs
Based in Arndell Park NSW · serves Greystanes
Diesel truck repair specialists in Arndell Park, NSW, doing on-site servicing, engine diagnostics and trailer work.
Based in Arndell Park NSWServes Greystanes
Closed · opens 7:00 am
Truck dealer in Arndell Park, NSW, selling new and used trucks with servicing, parts and accessories.
Based in Arndell Park NSWServes Greystanes
Closed · opens 8:00 am
Mechanics, Diesel Mechanics
Based in Wetherill Park NSW · serves Greystanes
Diesel engine repairer and automotive parts supplier in Wetherill Park, NSW, serving trade and private customers.
Based in Wetherill Park NSWServes Greystanes
Mechanics, 4x4, Diesel Mechanics
Based in Smithfield NSW · serves Greystanes
Performance and tuning workshop in Smithfield, NSW, doing dyno tuning, engine building and race car preparation.
Based in Smithfield NSWServes Greystanes
Closed · opens 8:00 am
Mechanics, Diesel Mechanics, Caravan Repairs
Based in Wetherill Park NSW · serves Greystanes
Truck, trailer and construction equipment manufacturer in Wetherill Park, NSW, also offering on-site repair services.
Based in Wetherill Park NSWServes Greystanes
Closed · opens 8:00 am
Mechanics, Auto Electricians, Diesel Mechanics
Based in Smithfield NSW · serves Greystanes
Mechanical repair workshop in Smithfield, NSW, handling servicing, diesel repairs, electrical diagnostics, transmission work and inspections.
Based in Smithfield NSWServes Greystanes
Closed · opens 8:00 am
Mechanics, Diesel Mechanics
Based in Huntingwood NSW · serves Greystanes
Truck dealership in Huntingwood, NSW, selling new Isuzu, Kenworth and DAF trucks and used trucks, with truck equipment, parts and repairs.
Based in Huntingwood NSWServes Greystanes
Closed · opens 7:30 am
IVECO truck dealership in Arndell Park, NSW, for new and used truck sales, finance, servicing and genuine parts.
Based in Arndell Park NSWServes Greystanes
Closed · opens 8:00 am
Diesel Mechanics
Based in Arndell Park NSW · serves Greystanes
Loadmass in Arndell Park, NSW supplies and installs on-board weighing systems for rigid trucks and multi-combination vehicles.
Based in Arndell Park NSWServes Greystanes
Closed · opens 7:30 am
Aluminium service body builder in Wetherill Park, NSW, making custom ute and small truck bodies, tray bodies and canopies for trades.
Based in Wetherill Park NSWServes Greystanes
Closed · opens 7:00 am
Caravan Repairs, Diesel Mechanics
Based in Smithfield NSW · serves Greystanes
Trailer parts and accessories supplier in Smithfield, NSW, also covering caravan and trailer suspension and jockey wheels.
Based in Smithfield NSWServes Greystanes
Closed · opens 8:30 am
Diesel workshop in Smithfield, NSW for diesel pump and injector calibration, plus oil changes and automotive servicing.
Based in Smithfield NSWServes Greystanes
Closed · opens 7:30 am
No diesel mechanics on this page match all of these filters. Untick one, or clear the filters to see all 16 on this page.
Showing 1–16 of 16 diesel mechanics · filters apply to this page only
Tell us about the job and we'll match it with up to 3 diesel mechanics in Greystanes. 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.
Diesel mechanics for diesel servicing and repairs, injectors and fuel systems, DPF cleaning and truck repairs. Mechanics Directory lists 16 diesel mechanics in Greystanes NSW. Listings show the services each business offers, and a rating where there is one.
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.
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 Greystanes.
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.
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.
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.
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.
