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

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Diesel Mechanics in Oyster Bay NSW

6 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.

6 diesel mechanics based in or serving Oyster Bay; listings updated 7 Oct 2026.

  1. Based nearby, serving Oyster Bay

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

  3. Sydney 4x4 Diesel Tuning

    Diesel Mechanics

    Based in Kirrawee NSW · serves Oyster Bay

    Directions View profile Serves this area

    Diesel tuning business in Kirrawee, NSW for ECU remapping, dyno testing and performance upgrades on 4x4s.

    • ECU remapping
    • Performance upgrades
    • Dyno testing

    Based in Kirrawee NSWServes Oyster Bay

    Closed · opens 9:00 am

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  4. Pedders Suspension & Brakes Taren Point

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

    Based in Taren Point NSW · serves Oyster Bay

    Directions View profile Credentials listed Serves this area Est. 1950

    Suspension and brake workshop in Taren Point, NSW, for brake repairs, suspension work, wheel alignments and towbar fitting.

    • Brake Repairs
    • Suspension Repairs
    • Wheel Alignment

    Based in Taren Point NSWServes Oyster Bay

    Closed · opens 8:00 am

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  5. Shire Automotive Mechanical

    Mechanics, Diesel Mechanics

    Based in Kirrawee NSW · serves Oyster Bay

    Directions View profile Credentials listed Serves this area Est. 1998

    Mechanic in Kirrawee, NSW for logbook servicing, brake repairs, engine reconditioning and diesel work.

    • Brake Repairs
    • Log Book Servies
    • Full Engine Reconditioning

    Based in Kirrawee NSWServes Oyster Bay

    Closed · opens 8:00 am

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  7. mycar Tyre & Auto Sylvania

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

    Based in Sylvania NSW · serves Oyster Bay

    Directions View profile Credentials listed Serves this area Est. 2019

    Tyre and auto shop in Sylvania, NSW for brake repairs, tyre fitting, wheel alignments and battery testing.

    • Brake Repairs
    • Wheel Alignments
    • Tyre Replacements

    Based in Sylvania NSWServes Oyster Bay

    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 6 on this page.

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

Diesel mechanics for diesel servicing and repairs, injectors and fuel systems, DPF cleaning and truck repairs. Mechanics Directory lists 6 diesel mechanics in Oyster Bay 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 Oyster Bay?

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 Oyster Bay?

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 Oyster Bay.

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.