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Diesel Mechanics in Mount St John QLD

77 diesel mechanics6 based here · 71 serve the area★ 4.7 average from 189 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.

77 diesel mechanics based in or serving Mount St John; listings updated 7 Oct 2026.

  1. Based nearby, serving Mount St John

    These businesses aren't based in Mount St John but list it as a service area.

  2. W.O.T Engine Reconditioning & Diesel Service

    Mechanics, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    5.0 (1 reviews) Directions View profile Serves this area Est. 2015

    Engine reconditioner and diesel service in Garbutt, QLD for engine rebuilds, diesel pump repairs and diesel performance upgrades.

    • Engine rebuilds
    • Diesel pump repairs
    • Diesel performance upgrades

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  3. Rasmussen Mechanical & Tyres

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

    Based in Garbutt QLD · serves Mount St John

    4.2 (5 reviews) Directions View profile Serves this area Est. 2013

    Mechanic and tyre shop in Garbutt, QLD for car and logbook servicing, brake and suspension repairs, tyres and trailer repairs.

    • Logbook Services
    • Brake Repairs
    • Tyre Repair & Replacements

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  4. Bayswater Road Radiators

    Mechanics, 4x4, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    4.0 (5 reviews) Directions View profile Credentials listed Serves this area Est. 1983

    Radiator and cooling system specialist in Garbutt, QLD, repairing and replacing radiators and servicing oil coolers and intercoolers.

    • Radiator Repairs
    • Radiator Replacements
    • Intercooler Upgrades

    Based in Garbutt QLDServes Mount St John

    Closed · opens 7:00 am

  5. Hammond's Automotive & Diesel Repairs

    Mechanics, 4x4, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    4.0 (1 reviews) Directions View profile Serves this area Est. 1989

    Mechanic and diesel repairer in Garbutt, QLD for logbook servicing, brake and clutch repairs, diagnostics and truck servicing.

    • Engine Diagnostics
    • New Logbook Servicing
    • Roadworthy Certificates

    Based in Garbutt QLDServes Mount St John

    Closed · opens 7:00 am

  6. Fosters Ace Auto Repairs

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

    Based in Aitkenvale QLD · serves Mount St John

    1.0 (1 reviews) Directions View profile Credentials listed Serves this area Est. 1977

    Mechanic in Aitkenvale, QLD for diesel servicing and repairs, radiator repairs, clutch replacements and roadworthy inspections.

    • Clutch Replacements
    • Diesel Servicing & Repairs
    • Roadworthy & Safety Inspections

    Based in Aitkenvale QLDServes Mount St John

    Closed · opens 8:00 am

  7. LG Automotive & Dyno Townsville

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

    Based in Garbutt QLD · serves Mount St John

    1.0 (1 reviews) Directions View profile Serves this area Est. 2021

    Automotive workshop in Garbutt, QLD for engine tuning, ECU remapping, turbocharger installations and differential repairs.

    • ECU Remapping
    • Turbocharger Installations
    • Automotive Differential Repairs

    Based in Garbutt QLDServes Mount St John

    Closed · opens 6:00 am

  8. Ralph Nikolai Mobile Mechanic

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

    Based in Garbutt QLD · serves Mount St John

    1.0 (1 reviews) View profile Credentials listed Serves this area Est. 1999

    Mobile mechanic in Garbutt, QLD for car servicing, diagnostics, brake and clutch repairs, coming to you across Townsville.

    • Mobile Servicing
    • Vehicle Diagnostics & Repairs
    • Brake & Clutch Repairs

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  9. Chappo's Mechanical

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

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Credentials listed Serves this area Est. 2020

    Mechanical workshop in Garbutt, QLD for logbook servicing, brake repairs, roadworthy certificates and motorbike repairs.

    • Brake Repairs
    • Roadworthy Certificate for Cars & Motorb…
    • Log Book Servicing

    Based in Garbutt QLDServes Mount St John

    Closed · opens 7:00 am

  10. Ironhide Customs

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

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area Est. 2016

    4x4 workshop in Garbutt, QLD for 4WD modifications, custom steel fabrication, suspension upgrades and accessory fit-outs.

    • 4WD Modifications
    • Suspension Upgrades
    • Bull Bars

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  11. AusSpray Engineering

    Mechanics, 4x4, Diesel Mechanics

    Based in Shaw QLD · serves Mount St John

    Directions View profile Serves this area Est. 2020

    Hydraulics and engineering workshop in Shaw, QLD, doing hydraulic hose and cylinder work, machining, CNC plasma cutting and truck servicing.

    • Hydraulic Cylinder Rebuilds
    • CNC Plasma Cutting
    • Hydraulic Hoses

    Based in Shaw QLDServes Mount St John

    Closed · opens 8:00 am

  12. BDS Mechanical Repairs Bohle

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

    Based in Bohle QLD · serves Mount St John

    Directions View profile Serves this area Est. 2011

    Mechanical repairs workshop in Bohle, QLD for logbook servicing, heavy diesel work, diagnostics and fleet servicing.

    • Light Vehicle Logbook Servicing
    • Heavy Diesel Mechanical Repairs
    • Advanced Diagnostics

    Based in Bohle QLDServes Mount St John

    Closed · opens 7:00 am

  13. Brashas Workshop

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

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Credentials listed Serves this area Est. 2007

    Mechanic in Garbutt, QLD for logbook servicing, European car repairs, 4x4 and heavy vehicle work, brakes and roadworthy certificates.

    • New Car Book Servicing
    • European Car Servicing & Repairs
    • Roadworthy Certificates

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  14. CoolDrive Auto Parts Townsville

    Tyres, Mechanics, 4x4, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area Est. 1977

    Auto parts supplier in Garbutt, QLD, with brakes and clutches, radiator components, batteries and suspension consumables.

    • Battery Products & Accessories
    • Radiator Components
    • Brakes & Clutches

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  15. Coreparts

    Mechanics, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area

    Coreparts in Garbutt, QLD supplies mining equipment and truck parts and handles brake work, including calipers, pads and rotors.

    • New and rebuilt full Carlisle brake cali…
    • Wet Brakes Plates/Discs
    • Transmission Plates/Discs

    Based in Garbutt QLDServes Mount St John

    Closed · opens 7:00 am

  16. DC Services

    Mechanics, Diesel Mechanics

    Based in Mount Louisa QLD · serves Mount St John

    Directions View profile Serves this area Est. 2011

    Workshop in Mount Louisa, QLD for crane maintenance and inspections, logbook servicing, truck repairs and vehicle inspections.

    • Crane Maintenance
    • Logbook Servicing
    • Truck Maintenance & Repairs

    Based in Mount Louisa QLDServes Mount St John

    Closed · opens 7:30 am

  17. Diesel Link Solutions

    Mechanics, Diesel Mechanics

    Based in Mount Low QLD · serves Mount St John

    Directions View profile Serves this area

    Diesel Link Solutions in Mount Low, QLD services and repairs diesel engines, farm machinery, hydraulics and industrial plant.

    Based in Mount Low QLDServes Mount St John

    Open now · 24 hours

  18. Double D Automotive

    Mechanics, Auto Electricians, 4x4, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area Est. 2013

    Mechanic in Garbutt, QLD for logbook servicing, brake and clutch repairs, transmissions and roadworthy inspections.

    • Brake & Clutch Repairs
    • Logbook Servicing
    • Roadworthy Inspections

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  19. Ironman 4x4 Townsville

    Caravan Repairs, 4x4, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area Est. 1958

    4x4 accessories and suspension shop in Garbutt, QLD, supplying bull bars, suspension kits, canopies, roof racks and GVM upgrades.

    • Suspension Parts
    • Bull Bars
    • Suspension Kits

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  20. Jap Motors

    Mechanics, 4x4, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area Est. 1983

    Mechanic in Garbutt, QLD for logbook servicing, engine rebuilding, diagnostics and 4x4 mechanical work.

    • Vehicle Diagnostics
    • Logbook Servicing
    • Suspension Repairs

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  21. John Powell Motorcycle & Marine

    Mechanics, Auto Electricians, 4x4, Diesel Mechanics

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area Est. 2014

    Motorcycle and marine workshop in Garbutt, QLD for jet ski, boat and motorbike repairs, engine rebuilding and transmission work.

    • Jet Ski Repairs
    • Boat Repairs
    • Motorbike Repairs

    Based in Garbutt QLDServes Mount St John

    Closed · opens 7:30 am

  22. Marks Mechanics

    Mechanics, Auto Electricians, Tyres, Diesel Mechanics

    Based in Townsville City QLD · serves Mount St John

    Directions View profile Serves this area

    Mechanic in Townsville City, QLD for oil changes, engine reconditioning, vehicle inspections, air conditioning repairs and wheel alignment and balancing.

    • Oil change
    • Exhaust, cooling and engine repairs
    • Vehicle and pre-purchase inspections

    Based in Townsville City QLDServes Mount St John

    Closed · opens 7:00 am

  23. Moore Truck Wrecking

    Diesel Mechanics

    Based in Townsville QLD · serves Mount St John

    Directions View profile Serves this area Est. 2022

    • Buy & Sell Used Truck & Car Parts
    • Automotive Parts Store

    Based in Townsville QLDServes Mount St John

    Closed · opens 8:00 am

  24. NQ Auto Care & Tyres

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

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area Est. 2021

    Auto care and tyre shop in Garbutt, QLD for logbook servicing, roadworthy inspections, wheel alignments and brake and clutch work.

    • Logbook Servicing
    • Wheel Alignments
    • Roadworthy Inspections

    Based in Garbutt QLDServes Mount St John

    Closed · opens 8:00 am

  25. NQ Springs

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

    Based in Garbutt QLD · serves Mount St John

    Directions View profile Serves this area Est. 1961

    4x4 accessories and suspension shop in Garbutt, QLD, for dual battery systems, GVM upgrades, springs, shocks and bullbars.

    • Dual Battery System Installations
    • GVM Upgrades
    • Shocks & Struts

    Based in Garbutt QLDServes Mount St John

    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 24 on this page.

Showing 49–72 of 77 diesel mechanics · filters apply to this page only

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

Diesel mechanics for diesel servicing and repairs, injectors and fuel systems, DPF cleaning and truck repairs. Mechanics Directory lists 77 diesel mechanics in Mount St John QLD. 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 Mount St John?

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 Mount St John?

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 Mount St John.

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 Queensland, ask the business which qualifications and licences apply to your job. 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.