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Describe the job once and we'll match it with up to 3 mechanics in St Marys.

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Mechanics in St Marys SA

76 mechanics12 based here · 64 serve the area

About these results

Based here first, then 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.

76 mechanics based in or serving St Marys; listings updated 7 Oct 2026.

  2. Dantrak Automotive

    Mechanics

    4 Adelaide Terrace, St Marys SA 5042

    Directions View profile

    Mobile mechanic in St Marys, SA, bringing car repairs to your door across the southern suburbs.

    • On-site services

    4 Adelaide TerraceSt Marys SA 5042

    Closed · opens tomorrow 8:00 am

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  3. Detrac Diesel Repairs

    Diesel Mechanics, Mechanics

    8 Quinlan Ave, St Marys SA 5042

    Directions View profile

    Diesel mechanic in St Marys, SA, working on diesel engines and trucks, and coming to the vehicle for on-site servicing.

    • Truck and bus repairs

    8 Quinlan AveSt Marys SA 5042

    Closed · opens tomorrow 7:30 am

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  4. Lube Mobile St Marys

    Mechanics, Tyres, Diesel Mechanics

    13 Ragless St, St Marys SA 5042

    Directions View profile Est. 1982

    Mobile mechanic in St Marys, SA for logbook servicing, mobile tyre services and clutch repairs.

    • Mobile Tyre Services
    • Clutch Replacement & Repairs
    • Log Book Services

    13 Ragless StSt Marys SA 5042

    Closed · opens tomorrow 8:00 am

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  6. Southbound Auto

    Mechanics, Auto Electricians

    18b Benjamin St, St Marys SA 5042

    Directions View profile

    Mechanic and auto electrician in St Marys, SA for oil changes, mechanical repairs and electrical diagnostics.

    • Oil change

    18b Benjamin StSt Marys SA 5042

    Closed · opens tomorrow 8:00 am

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  7. St Mary's Auto Repairs

    Mechanics, Auto Electricians

    12 Walsh Ave, St Marys SA 5042

    Directions View profile

    Auto repairs and auto electrical work in St Marys, SA, covering oil changes, battery replacement and electrical diagnostics.

    • Oil change
    • Car batteries
    • Exhaust, cooling and engine repairs

    12 Walsh AveSt Marys SA 5042

    Closed · opens tomorrow 8:00 am

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  9. UK Auto Spares

    Mechanics

    16C Auricchio Ave, St Marys SA 5042

    Directions View profile

    Mechanical service in St Marys, SA, doing oil changes and general maintenance for drivers in the Mitcham and Edwardstown area.

    • Oil change

    16C Auricchio AveSt Marys SA 5042

    Closed · opens tomorrow 8:30 am

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  10. Adrian Brien Automotive

    Mechanics

    1305 South Rd, St Marys SA 5042

    Directions View profile

    Car dealer and mechanic in St Marys, SA for used cars, servicing, tyres, batteries and detailing.

    • Tyres and batteries and other automotive…
    • Kia service
    • Renault service

    1305 South RdSt Marys SA 5042

    Closed · opens tomorrow 8:30 am

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  11. Adrian Brien Kia

    Mechanics

    1305b South Rd, St Marys SA 5042

    Directions View profile

    Kia dealership in St Marys, SA for new and used cars, Kia servicing, oil changes and genuine parts and accessories.

    • Oil change
    • Kia Diagnostic Equipment
    • Kia service

    1305b South RdSt Marys SA 5042

    Closed · opens tomorrow 8:30 am

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  13. Based nearby, serving St Marys

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

  14. AIC Hoist Solutions

    Mechanics, Towing

    Based in Ascot Park SA · serves St Marys

    Directions View profile Serves this area

    Car repair and towing business in Ascot Park, SA, helping drivers with mechanical work and roadside assistance.

    Based in Ascot Park SAServes St Marys

    Closed · opens tomorrow 7:30 am

    Get a quote

  16. Anthony Squire Diesel Services

    Mechanics

    Based in Edwardstown SA · serves St Marys

    Directions View profile Serves this area

    Diesel mechanic in Edwardstown, SA for truck repairs, diesel engine repair, diagnostics and maintenance.

    • Truck and bus repairs

    Based in Edwardstown SAServes St Marys

    Closed · opens tomorrow 7:30 am

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  21. Battery World Melrose Park

    Mechanics, Auto Electricians, Caravan Repairs

    Based in Melrose Park SA · serves St Marys

    Directions View profile Serves this area Est. 2011

    Battery shop in Melrose Park, SA for car, 4WD, caravan, marine and industrial batteries, plus roadside battery assistance.

    • 24 Hour Roadside Battery Assistance
    • Camping, Caravan & 4WD Batteries
    • Car Batteries

    Based in Melrose Park SAServes St Marys

    Closed · opens tomorrow 9:00 am

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  22. Bosch Car Service - Belair Road Auto Electrical

    Mechanics

    Based in Kingswood SA · serves St Marys

    Directions View profile Serves this area

    Auto electrical and mechanical workshop in Kingswood, SA, for car servicing, repairs, air conditioning and suspension work.

    • Car Servicing
    • Auto Electrical
    • Suspension service and repairs

    Based in Kingswood SAServes St Marys

    Closed · opens tomorrow 8:00 am

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  24. Croft Automotive & LPG

    Mechanics, Auto Electricians, Diesel Mechanics

    Based in Edwardstown SA · serves St Marys

    Directions View profile Serves this area

    Automotive repair and LPG conversion specialist in Edwardstown, SA, covering servicing, brake work and transmissions.

    • Oil change
    • Brake and clutch repairs
    • Transmission and gearbox repairs

    Based in Edwardstown SAServes St Marys

    Closed · opens tomorrow 8:30 am

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  25. Daw Park Autocare

    Mechanics

    Based in Daw Park SA · serves St Marys

    Directions View profile Serves this area

    Car servicing and repairs in Daw Park, SA, including oil changes and general maintenance.

    • Oil change

    Based in Daw Park SAServes St Marys

    Closed · opens tomorrow 8:00 am

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No mechanics on this page match all of these filters. Untick one, or clear the filters to see all 24 on this page.

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Choosing mechanics in St Marys

Mechanics for car servicing, logbook servicing, brakes and clutches, exhausts, batteries, diagnostics and vehicle inspections. Mechanics Directory lists 76 mechanics in St Marys SA. 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 website.
  3. Compare quotes. Or send one request and we'll match it with up to 3 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 mechanics in St Marys?

Compare two or three. Read recent reviews, check they work on your make, and ask for a written quote for parts and labour. Ask them to call you before doing anything that isn't on the quote. A business that is owner verified on Mechanics Directory has confirmed it runs the listing.

How much does a car service cost in St Marys?

It depends on your car, which service is due on the logbook schedule, and the parts and fluids it needs. Many workshops charge a set price for a logbook service and an hourly rate for diagnosis and repairs. Asking two or three local mechanics for a written quote is the quickest way to see the going rate in St Marys.

Do mechanics need to be licensed?

Licensing depends on the work and the state. Roadworthy, safety and pink slip inspections can only be done by testers or stations the state has authorised, and anyone who handles R134a, the air conditioning gas in many cars, needs an ARC refrigerant handling licence. In South Australia, 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.

Can any mechanic do a roadworthy, safety certificate or pink slip?

No. Only testers or stations the state has authorised can do these inspections, and the rules on when you need one differ by state. A roadworthy or safety inspection checks safety items; it is not a full mechanical inspection, so book a separate inspection if you're buying a used vehicle. In South Australia, a roadworthy inspection is needed before registration in set cases, such as a defect notice, some modifications or a repaired written-off vehicle. It is booked through Service SA.

Will an independent mechanic void my new car warranty?

Not just because they aren't the dealer. Your consumer guarantee rights under the Australian Consumer Law apply whoever services or repairs the car. A manufacturer's warranty typically lets you choose your own repairer as long as the manufacturer's maintenance and servicing standards are met, but read its conditions: some require repairs claimed under the warranty to go back to their dealers. Keep the stamped logbook or the digital service record and the receipts.

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 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.