Gunnedah Diesel Service

Motor Engineers & Repairers - Gunnedah, NSW

We Can Service Your Vehicle To The Highest Standards

48 Conadilly St, Gunnedah NSW 2380

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  1. About Us

  2. Products and Services

  3. FAQs

About Us

  • Bosch Network
  • Quality Services
  • Diesel & Petrol
  • Professional & Prompt
  • 24/7 Emergency Roadside Assistance
We can stamp log book servicing too.

Professional, Prompt & Reliable Services

We are a well-established family owned & run business (established 1961), specialising in diesel fuel engines & diesel fuel injectors. Based in Gunnedah in central North Western New South Wales, we service vehicles from Tamworth to Coonabarabran, Narrabri to Quirindi.

Our Bosch accreditation means you can feel confident in our service standards & quality of repairs. We utilise superior diesel equipment & diesel performance software produced by top grade manufacturers.

Australian network of Bosch motor engineers & repairers

Our state of the art workshop also enables us to complete repairs on hard to find components for older style diesel engines. The Gunnedah Diesel Service is also part of the Australian network of Bosch motor engineers & repairers which includes vehicle servicing, mechanical repairs & engine Diesel Service management systems for petrol, diesel or LPG vehicles. For a complete list of our services, please check out our Services section.

24/7 Emergency Roadside Assistance

We will provide friendly, honest, expert services for you & your vehicle backed by decades of experience & good old fashioned courtesy.

The Gunnedah Diesel Service provides a wide range of services for both diesel & petrol engines. From regular engine maintenance to keep your motors running smoothly with peak performance & optimum fuel economy, to diagnostic troubleshooting & reconditioning of engine components. Our fully fitted workshop & emergency call out vehicle can deliver what you need.

Payment Methods

American ExpressBartercardBpayCashChequesDiners ClubDirect DebitEFTEFTPOSFleetcardMastercardMoney OrderMotorpassVisa
82 087 838 613
Also trades as
Gunnedah Diesel Repairs Pty Ltd
Also listed under
Fuel Injection-Diesel

Products and Services


Auto Electrical Repairs, Changeovers, Cleaning, De-carboning, Diagnostics, Electronics, Engine Rebuilding, Fuel Conversions, Gas Analysis, General Servicing, Inspections, Installations, Log Book Servicing, Performance Enhancements, Reconditioning, Repairs, Replacements, Testing, Tune-ups, Upgrades, Warranties


4WDs, Agricultural Machinery, All Wheel Drives, Commercial, Domestic, Front Wheel Drives, Imported, Late Models, Light Commercials, Luxury Cars, Manuals, New Cars, Passenger Cars, Pre-Owned, Rear Wheel Drives, Trucks, Utes, Vans


Alfa Romeo, AMC, Asia Motors, Audi, BMC, BMW, Chevrolet, Chrysler, Citroen, Daewoo, Daihatsu, Dodge, Fiat, Ford, GMC, Hino, HM, Holden, Holden HDT, Honda, HSV, Hyundai, Isuzu, Jaguar, Jeep, Lamborghini, Land Rover, Lexus, Leyland, M.G., Mahindra, Mazda, Mercedes-Benz, Mini, Mitsubishi, Morris, Nissan, Peugeot, Porsche, Proton, Range Rover, Renault, Rover, Saab, Scania, Skoda, Smart, SsangYong, Subaru, Suzuki, Toyota, Triumph, Volkswagen, Volvo, Willys, Yamaha, Zimmer


1 Series, 3 Series, 5 Series, 6 Series, 7 Series, Alfa Romeo 159 Series, Alfa Romeo Brera, Alfa Romeo Giulietta, Alfa Romeo Mita, Alfa Romeo MiTo, Alfa Romeo Spider, Audi A1 Series, Audi A3 Series, Audi A4 Series, Audi A5 Series, Audi A6 Series, Audi A7 Series, Audi A8 Series, Audi Q5 Series, Audi Q7 Series, Audi R8 Series, Audi RS5 Series, Audi S3 Series, Audi S4 Series, Audi S5 Series, Audi TT Range, BMW 1 Series, BMW 3 Series, BMW 5 Series, BMW 6 Series, BMW 7 Series, BMW M Series, BMW X Series, BMW Z4 Series, Chrysler Neon, Chrysler PT Cruiser, Chrysler Voyager, Citroen Berlingo, Citroen C3, Citroen C4, Citroen C5, Citroen C6, Citroen DS, Citroen Grand C4, Datsun 120Y, Dodge Ram, Dodge Viper, Fiat 500, Fiat Punto, Ford Courier, Ford Escape, Ford Explorer, Ford F Series, Ford F250, Ford Fairlane, Ford Fairmont, Ford Falcon, Ford Falcon Utes, Ford Festiva, Ford Fiesta, Ford Focus, Ford G Series, Ford Laser, Ford LTD, Ford Mondeo, Ford Mustang, Ford Ranger, Ford Scenic, Ford Territory, Ford Transit, FPV F6, FPV GS, FPV GT Series, FPV Utes, Holden Adventra, Holden Astra, Holden Barina, Holden Berlina, Holden Calais, Holden Caprice, Holden Captiva, Holden Colorado, Holden Combo, Holden Commodore, Holden Crewman, Holden Cruze, Holden Drover, Holden EJ 20, Holden EJ 25, Holden Epica, Holden Jackaroo, Holden Monaro, Holden Rodeo, Holden Sportswagon, Holden SSV-Series, Holden Statesman, Holden Suburban, Holden Tigra, Holden Utes, Holden Vectra, Holden Viva, Honda Accord, Honda Accord Euro, Honda City, Honda Civic, Honda CR-V, Honda CR-Z, Honda Insight, Honda Jazz, Honda Legend, Honda NSX, Honda Odyssey, Honda Prelude, HSV Clubsport, HSV GTS, HSV Maloo, Hummer H3, Hyundai Accent, Hyundai Elantra, Hyundai Getz, Hyundai i20, Hyundai i30, Hyundai i40, Hyundai i45, Hyundai iLoad, Hyundai iMax, Hyundai ix35, Hyundai Santa Fe, Hyundai Sonata, Hyundai Tucson, Hyundai Veloster, Jaguar E-Types, Jaguar XF, Jaguar XJ, Jaguar XK, Jeep Cherokee, Jeep Patriot, Jeep Wrangler, Kia Cerato, Kia Grand Carnival, Kia K2900, Kia Picanto, Kia Rio, Kia Rondo, Kia Sorento, Kia Soul, Kia Sportage, Land Rover Defender, Land Rover Discovery, Land Rover Freelander, Mazda 2 Series, Mazda 3 Series, Mazda 6 Series, Mazda BT-50, Mazda CX-7, Mazda Eunos, Mazda MX-5, Mazda RX-8, Mercedes-Benz B-Class, Mercedes-Benz C-Class, Mercedes-Benz CL-Class, Mercedes-Benz E-Class, Mercedes-Benz G-Class, Mercedes-Benz GL-Class, Mercedes-Benz ML-Class, Mercedes-Benz R-Class, Mercedes-Benz S-Class, Mercedes-Benz SL-Class, Mercedes-Benz SLK-Class, MG A, MG B, MG F, MG Midget, MG TF, MG ZR, MG ZS, MG ZT, Mini Cabrio, Mini Clubman, Mini Cooper, Mini Countryman, Mitsubishi 380 TMR, Mitsubishi Aspire, Mitsubishi ASX, Mitsubishi Challenger, Mitsubishi Colt, Mitsubishi Evolution, Mitsubishi Express, Mitsubishi FTO, Mitsubishi Grandis, Mitsubishi GTO, Mitsubishi i-MiEV, Mitsubishi Lancer, Mitsubishi Lancer Ralliart, Mitsubishi Magna, Mitsubishi Mirage, Mitsubishi Outlander, Mitsubishi Pajero, Mitsubishi Triton, Mitsubishi Verada, Nissan 180SX, Nissan 300ZX, Nissan 350Z, Nissan 370Z, Nissan Dualis, Nissan GT-R, Nissan Maxima, Nissan Micra, Nissan Murano, Nissan Navara, Nissan Pathfinder, Nissan Patrol, Nissan Pulsar, Nissan Skyline, Nissan Tiida, Nissan Utes, Nissan X-Trail, Opel Zafira, Peugeot 207, Peugeot 308, Peugeot 407, Peugeot 508, Porsche 911, Porsche 911 Boxster, Porsche 911 Carrera, Porsche Cayenne, Porsche Cayman, Proton GEN.2, Proton Jumbuck, Proton Satria Neo, Proton Savvy, Range Rover Evoque, Range Rover Sport, Range Rover Vogue, Renault Clio, Renault Grand Scenic, Renault Kangoo, Renault Koleos, Renault Laguna, Renault Latitude, Renault Megane, Renault Trafic, Rover 75, Rover 75 Cdti, Rover 75 Classic, Rover 75 Club, Rover 75 Connoisseur, Skoda Fabia, Skoda Octavia RS, Skoda Superb, Skoda Yeti, Smart Fortwo, Subaru Forester, Subaru Impreza, Subaru Liberty, Subaru Outback, Subaru Tribeca, Subaru WRX, Subaru XV, Suzuki Alto, Suzuki APV, Suzuki Grand Vitara, Suzuki Jimny, Suzuki Kizashi, Suzuki Swift, Suzuki SX4, Suzuki Vitara, Toyota Aurion, Toyota Avalon, Toyota Avensis, Toyota Camry, Toyota Celica, Toyota Coaster, Toyota Corolla, Toyota Echo, Toyota FJ Cruiser, Toyota Hiace, Toyota Hilux, Toyota Kluger, Toyota Landcruiser, Toyota Lexcen, Toyota MR2, Toyota Prado, Toyota Prius, Toyota RAV4, Toyota Rukus, Toyota Seca, Toyota Soarer, Toyota Supra, Toyota Tarago, Toyota Yaris, Volkswagen Amarok, Volkswagen Beetle, Volkswagen Bora, Volkswagen Caddy, Volkswagen Caravelle, Volkswagen Crafter, Volkswagen Eos, Volkswagen Golf, Volkswagen Jetta, Volkswagen Multivan, Volkswagen Passat, Volkswagen Polo, Volkswagen Tiguan, Volkswagen Touareg, Volkswagen Transporter, Volvo C30, Volvo C70, Volvo S40, Volvo S60, Volvo S80


British Cars, European Cars, Fleets, German Cars, Heavy Vehicles, High Performance, Japanese Cars, Mobile Mechanic


Air Filters, Batteries, Belts, Braided Hoses, Brake Hoses, Brakes, Camshafts, Carburettors, Catalytic Converters, Change-over Units, Chassis, Clutches, Compressors, Condensers, Coolant, Cooling Systems, Crankshafts, CV Joints, Cylinder Heads, Cylinders, Differentials, Distributors, Doors, Driers, Drive Shafts, ECUs, EFIs, Electrical, Engines, Evaporators, Exchange Units, Exhausts, Filters, Fuel Filters, Fuel Injection, Fuel Pumps, Fuel Systems, Fuel Tanks, Fuses, Gas Struts, Gaskets, Gearboxes, Heater Cores, Hoses, Ignition Systems, Lights, Lubrication Systems, Mufflers, New Parts, Oil Filters, Onboard Computers, Pistons, Power Steering Fluid, Quad Cams, Radiators, Receivers, Rings, Rods, Seals, Seats, Shock Absorbers, Soundstops, Starter Motors, Steering, Suspension, Timing Belts, Torque Converters, Transfer Cases, Transmission Fluid, Transmissions, TX Valves, Tyres, Used Parts, Valves, Warning Light, Washer Fluid, Water Pumps, Wheels, Windscreens, Wipers


ARB, Autometer, Autotech, Autronic, AVO, Bendix, Besco, Bilstein, Bosch, Carline, Castrol, Century, Cummins, DBA, Delphi, Denco, Denso, Federal-Mogul, Felpro, Garrett, Gem, Hitachi, Holley, Hurricane, Koni, Milford, Monro, Morgan, MoTeC, Motorcraft, Motul, MSD Ignitions, NGK, Nippon Denso, PBR, Pedders, Petroject, Powerchip, Repco, Ryco, Safari, TrakRyder, Tunehouse, Unichip, Zexel

Fuel Type

Biofuel, Diesel, Dual Fuel, Electric, Hybrid, LP Gas, Petrol, Unleaded Petrol

Safety Test

Blue Slips, e-Safety Checks, Emissions Check, Engineer Certificates, Green Slips, Rego Checks, Roadworthy Certificates, Safety Checks

Testing Equipment

Dynamometers, Dyno Tuning, Emissions Analyser


A Grade, Accredited, Australian Made, Authorised Inspection Stations, BASDN, Capricorn, Certified, Factory Authorised, Guaranteed, IAME Member, Insured, Licensed, Licensed Vehicle Tester, MTA Member, MVRIC Member, NRMA Approved, Registered, RTA Approved, Serv Group Member, Standards Australia, Trucksafe

Service Option

1hr Service, 24hr Turnaround, After Hours Service, Consultations, Courtesy Cars, Delivery, Disabled Access, DIY, Drive thru, Drop Off, Emergency Service, Mail Order, Onsite Services, Pick-up, Quotes, Roadside Service, Same Day Service, Scheduled Services


Service Station, Waiting Room


Air Pollution, Car Safety, Fuel Consumption

Payment Concern

Corporate Accounts


RTA Approved


Australian Operated, Australian Owned, Family Operated, Family Owned, Independently Operated, Independently Owned, Locally Operated, Locally Owned, Owner Operated

Hours of Operation

24hr Emergency Service, Open Monday - Friday


Gunnedah, Auto Electric Repairs, Cleaning, De-Carboning, General Service, Installation, Gas Analysis, Engine Rebuilds, Electronics, Log Book Servicing, Performance Enhancements, Repairs, 4WDs, Tune Ups, Brake Hoses, Heavy Vehicles, Brakes


  • Can I make an enquiry online or via email?

    Yes, please submit all your questions and queries to

  • Are you a mobile service?

    We do offer emergency and roadside assistance. With our 24 hour call out service we will come to you, repair your vehicle and get you back on the road again.

  • Are you linked with any specialised departments or associations?

    Gunnedah Diesel Service is a part of the Australian network of Bosch Car Service which includes vehicle servicing, mechanical repairs and engine Diesel Services management systems for petrol, diesel or LPG vehicles.

  • Do you have any accreditations?

    Our Bosch accreditation means you can feel confident in our service standards and quality of repairs. We utilise superior diesel equipment and diesel performance software produced by top grade manufacturers. Our state of the art workshop also enables us to complete repairs on hard to find components for older style diesel engines.

  • What Bosch Car Services do you provide?

    Our services include: Vehicle Servicing Mechanical Repairs 4 X 4 Passenger and Light Commercial Petrol & Diesel Engine Management Systems Fuel systems Fuel injectors Vehicle diagnostics

  • Do you offer fuel system services?

    Gunnedah Diesel Service is the fuel injection system specialists. We offer services including: Serviced components Cleaned & resealed fuel system Tune up and full service for both petrol and diesel engines

  • Do you offer Diesel Engine tuning?

    Yes we do! We offer the following: Diagnostics troubleshooting Regular maintenance servicing Overall performance improvement

  • What type of vehicle do you offer services to?

    Service for cars, utes, trucks, vans, 4Wds, buses and motorhomes.

  • Do you offer service just for diesel fuelled vehicles?

    No, we also offer services for petrol fuelled engines!

  • Can you provide services for Injection Pumps?

    Yes! We can also perform services on Rotary Pumps, Inline Pumps and Common Rail Pumps.