Australia's directory of mechanics and motoring services
Describe the job once and we'll match it with up to 3 diesel mechanics in Cardiff.
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.
41 diesel mechanics based in or serving Cardiff; listings updated 7 Oct 2026.
Diesel Mechanics, Mechanics, Caravan Repairs
18B Pendlebury Rd, Cardiff NSW 2285
Truck and trailer fleet maintenance workshop in Cardiff, NSW, working on trucks, trailers and heavy vehicles.
18B Pendlebury RdCardiff NSW 2285
Closed · opens tomorrow 7:00 am
4x4, Mechanics, Tyres, Diesel Mechanics, Caravan Repairs
Unit 1/31 Munibung Rd, Cardiff NSW 2285
4WD accessories and fitout shop in Cardiff, NSW, for lift kits, bullbars, towbars, roof racks and wheel alignments.
Unit 1/31 Munibung RdCardiff NSW 2285
Closed · opens tomorrow 8:00 am
Tyres, Mechanics, 4x4, Diesel Mechanics
18 Pendlebury Rd, Cardiff NSW 2285
Suspension and wheel alignment specialist in Cardiff, NSW for trucks, buses, caravans, 4x4s, utes and vans.
18 Pendlebury RdCardiff NSW 2285
Closed · opens tomorrow 8:00 am
Mechanic in Cardiff, NSW for logbook servicing, brake and clutch repairs, suspension work and pink and blue slip inspections.
Unit 8/28 Pendlebury RdCardiff NSW 2285
Closed · opens tomorrow 8:00 am
Mechanics, 4x4, Diesel Mechanics
23 Pendlebury Rd, Cardiff NSW 2285
Mechanic in Cardiff, NSW for logbook servicing, pink and blue slip inspections, brake and clutch repairs and performance upgrades.
23 Pendlebury RdCardiff NSW 2285
Closed · opens tomorrow 9:00 am
Automotive and 4x4 shop in Cardiff, NSW for tyres, wheel alignment and balancing, suspension and shock absorbers, rims and auto parts.
Unit 1/31 Munibung RdCardiff NSW 2285
Closed · opens tomorrow 8:00 am
4x4 accessories and tyre shop in Cardiff, NSW, supplying car accessories and truck gear for local adventurers.
68 Munibung RdCardiff NSW 2285
Closed · opens tomorrow 8:00 am
These businesses aren't based in Cardiff but list it as a service area.
Diesel Mechanics, Mechanics, Auto Electricians
Based in Rutherford NSW · serves Cardiff
Diesel mechanics in Rutherford, NSW for truck and trailer repairs, hydraulic diagnostics and diesel engine work.
Based in Rutherford NSWServes Cardiff
Open now · 24 hours
Mechanics, Auto Electricians, 4x4, Diesel Mechanics
Based in Boolaroo NSW · serves Cardiff
Car servicing and repair workshop in Boolaroo, NSW, handling scheduled servicing, clutch and brake work, inspections and air conditioning.
Based in Boolaroo NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Diesel and earthmoving repairer in Warners Bay, NSW, handling plant, truck and LPG repairs and maintenance.
Based in Warners Bay NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanic in Lambton, NSW for LPG and natural gas conversions, logbook servicing and pink slip inspections.
Based in Lambton NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanics, 4x4, Tyres, Diesel Mechanics
Based in Albion Park Rail NSW · serves Cardiff
Parts supplier in Albion Park Rail, NSW, with new and used car and 4WD parts, engines, gearboxes and wheels.
Based in Albion Park Rail NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanic in Edgeworth, NSW for logbook servicing, brake and clutch repairs, diagnostics and safety inspections.
Based in Edgeworth NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Motorcycle shop in Boolaroo, NSW selling bikes and handling servicing, rebuilds, restorations and wheel respoking.
Based in Boolaroo NSWServes Cardiff
Closed · opens tomorrow 8:30 am
Mechanics, Auto Electricians, 4x4, Tyres, Panel Beaters, Diesel Mechanics
Based in Wickham NSW · serves Cardiff
Mechanic in Wickham, NSW for logbook servicing, brake and clutch repairs, suspension work and rego checks.
Based in Wickham NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanics, Auto Electricians, 4x4, Tyres, Diesel Mechanics
Based in Edgeworth NSW · serves Cardiff
Mechanic in Edgeworth, NSW for logbook servicing, brake and clutch repairs, roadworthy inspections and auto electrical work.
Based in Edgeworth NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanics, Auto Electricians, 4x4, Tyres, Diesel Mechanics
Based in Lambton NSW · serves Cardiff
Mechanic in Lambton, NSW for brake and clutch repairs, gearbox servicing, wheel alignments and car air conditioning.
Based in Lambton NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanics, Auto Electricians, 4x4, Tyres, Diesel Mechanics
Based in Gateshead NSW · serves Cardiff
Mechanic in Gateshead, NSW for logbook servicing, brake and clutch work, tyres and wheel alignments, and inspections.
Based in Gateshead NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanics, Auto Electricians, 4x4, Tyres, Diesel Mechanics
Based in Warners Bay NSW · serves Cardiff
Tyre shop and mechanical workshop in Warners Bay, NSW, for logbook servicing, tyres, wheel alignments, brakes and pink and blue slips.
Based in Warners Bay NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanics, 4x4, Tyres, Diesel Mechanics, Caravan Repairs, Towing
Based in Belmont NSW · serves Cardiff
Mechanic and exhaust shop in Belmont, NSW for logbook servicing, exhaust and muffler repairs, brakes and suspension.
Based in Belmont NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanics, Auto Electricians, 4x4, Tyres, Diesel Mechanics
Based in New Lambton NSW · serves Cardiff
Mechanic in New Lambton, NSW for logbook servicing, rego checks, gearbox repairs and tyres.
Based in New Lambton NSWServes Cardiff
Closed · opens tomorrow 7:30 am
Mechanics, Auto Electricians, 4x4, Diesel Mechanics
Based in Belmont NSW · serves Cardiff
Mobile mechanic in Belmont, NSW for logbook servicing, brake repairs, suspension work and fleet servicing around Newcastle.
Based in Belmont NSWServes Cardiff
Closed · opens tomorrow 8:00 am
Mechanics, 4x4, Diesel Mechanics
Based in Elermore Vale NSW · serves Cardiff
Mechanic in Elermore Vale, NSW for logbook servicing, pink slip inspections, brake and clutch repairs and engine diagnostics.
Based in Elermore Vale NSWServes Cardiff
Closed · opens tomorrow 7:30 am
Mechanics, Auto Electricians, 4x4, Tyres, Diesel Mechanics
Based in Wickham NSW · serves Cardiff
Mechanic in Wickham, NSW for servicing, brake and clutch repairs, diagnostics and rego inspections, serving Newcastle and surrounds.
Based in Wickham NSWServes Cardiff
Closed · opens tomorrow 8:00 am
No diesel mechanics on this page match all of these filters. Untick one, or clear the filters to see all 24 on this page.
Showing 1–24 of 41 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 Cardiff. 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 41 diesel mechanics in Cardiff 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 Cardiff.
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.
