Certificate III in Heavy Commercial Vehicle Mechanical Technology – AUR31120

Name: Certificate III in Heavy Commercial Vehicle Mechanical Technology – AUR31120
Brand: Skills Certified
Rating: 4.8 (2875 reviews)

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Turn your practical experience working on trucks, buses, heavy diesel vehicles, and commercial fleets into a nationally recognised qualification with the Certificate III in Heavy Commercial Vehicle Mechanical Technology (AUR31120).

If you’ve developed your skills as a heavy vehicle mechanic, diesel mechanic, fleet maintenance technician, or mining mechanic, you may be able to achieve this heavy vehicle mechanic qualification through Recognition of Prior Learning (RPL), without repeating training you’ve already completed.

Qualification Overview

The Certificate III in Light Vehicle Mechanical Technology (AUR30620) is the nationally recognised qualification for professionals who service, diagnose, repair, and maintain light vehicles. It recognises the practical skills required to inspect vehicle systems, carry out mechanical repairs, diagnose faults, and complete servicing in accordance with industry standards.

Qualification Name

Certificate III in Heavy Commercial Vehicle Mechanical Technology – AUR31120

Units of Competency

AUR31120 includes nationally recognised units covering heavy vehicle servicing, diesel engine systems, diagnostics, hydraulic systems, braking systems, steering and suspension, driveline components, electrical systems, workplace safety, and customer service.

Duration

Within four to six weeks of receiving sufficient and compliant evidence across all required units of competency.

Offered By

Edward Business College RTO Number: 45818

Find out if you're eligible for a Cert III in Heavy Commercial Vehicle Mechanical Technology

You may be eligible for heavy vehicle mechanic RPL if you’ve developed your skills through practical experience servicing and repairing heavy commercial vehicles.

Typical experience may include:

Truck servicing and repairs
Bus servicing and maintenance
Diesel engine repairs
Heavy vehicle brake systems
Steering and suspension repairs
Hydraulic system servicing
Heavy vehicle diagnostics and fault finding
Fleet maintenance
Transmission repairs
Apprenticeship experience (completed or incomplete)

This qualification may suit:

Heavy vehicle mechanics
Diesel mechanics
Fleet maintenance technicians
Mining mechanics
Agricultural machinery mechanics
Workshop technicians
Overseas heavy vehicle mechanics seeking Australian recognition

If you’ve spent years maintaining heavy commercial vehicles, your existing workplace experience may already demonstrate many of the competencies required for this qualification.

What jobs can you expect with a Cert III in Heavy Commercial Vehicle Mechanical Technology?

Achieving a Certificate III in Heavy Commercial Vehicle Mechanical Technology can support career progression across Australia’s transport, mining, construction, and heavy automotive industries.

Potential roles include:

Heavy Vehicle Mechanic
Diesel Mechanic
Truck Mechanic
Fleet Maintenance Technician
Heavy Equipment Technician
Workshop Technician

A nationally recognised trade qualification can improve employment opportunities, strengthen your professional credibility, and support progression into supervisory or specialist heavy vehicle maintenance roles.

Prior learning evidence needed for the Cert III in Heavy Commercial Vehicle Mechanical Technology

To assess your competency, you’ll need to provide evidence demonstrating your practical heavy vehicle mechanical skills.

Examples of suitable evidence may include:

Heavy vehicle repair photos and videos
Workshop job cards
Service reports
Diagnostic reports
Employment records
Payslips or contractor invoices
References from workshop managers or employers
Apprenticeship records
Previous heavy vehicle qualifications
Overseas employment records and qualifications
Fleet maintenance documentation
Workplace training records

Every mechanic’s experience is unique. Your Skills Certified consultant will help identify the most appropriate evidence and support you throughout the collection process, ensuring your portfolio accurately reflects your skills and experience.

RTOs that deliver this qualification

The Certificate III in Heavy Commercial Vehicle Mechanical Technology (AUR31120) is delivered through Skills Certified’s nationally recognised RTO partnerEdward Business College RTO Number: 45818, ensuring your qualification is recognised throughout Australia.

It is all completed in 4 simple steps

If you’ve built your career maintaining heavy vehicles, diesel engines, buses, trucks, or commercial fleets, Recognition of Prior Learning (RPL) provides a pathway to have those skills formally recognised.

Whether you’ve worked in transport, mining, agriculture, local government, construction, or fleet maintenance, Skills Certified will support you through every stage of the assessment process.

Step 1

Free Skills Assesment

We'll discuss your heavy vehicle experience, employment history, and career goals to determine whether the Certificate III in Heavy Commercial Vehicle Mechanical Technology aligns with your existing skills. Your consultant will also explain the evidence required and answer any questions about the qualification process.

Step 1

Step 2

Portfolio of Experience

Your consultant will help you compile a portfolio demonstrating your competency across heavy vehicle servicing and repair.

The portfolio focuses on demonstrating the practical skills you've already developed rather than requiring you to repeat training.

Step 2

Step 3

Evidence review

Qualified assessors compare your evidence against the competency requirements of AUR31120. If additional evidence is required, your consultant will help you gather the necessary documentation to support your application.

Step 3

Step 4

You're Qualified!!

Once competency has been demonstrated across all required units, you'll receive your nationally recognised Certificate III in Heavy Commercial Vehicle Mechanical Technology.

The qualification is identical to the certification issued through traditional apprenticeship pathways and provides formal recognition of your skills throughout Australia.

Step 4

Outcomes of Cert III in Heavy Commercial Vehicle Mechanical Technology

Achieving this qualification provides formal recognition of the experience you’ve developed throughout your career.

Benefits may include:

Formal heavy vehicle trade recognition
Improved employability
Greater workshop credibility
Increased earning potential
Career progression opportunities
Recognition of existing diesel and heavy vehicle maintenance skills
Increased confidence when pursuing new employment opportunities

If you need your existing trade experience formally recognised, learn more about our Trade Recognition services.

Why choose Skills Certified for your heavy vehicle certification

Skills Certified supports experienced mechanics throughout every stage of the qualification process.

When you choose Skills Certified, you’ll benefit from:

Dedicated consultant support
Experience assisting automotive and heavy vehicle professionals
Assistance with evidence collection and organisation
National partnerships with recognised RTOs
A streamlined assessment process
Support for Australian and overseas mechanics
Australia-wide service

Our focus is on helping experienced tradespeople navigate the assessment process with confidence while ensuring their workplace experience is accurately recognised.

Outcomes

Satisfied With Training

Graduates report strong levels of satisfaction with the quality and relevance of their training.

Improved Work Status

Many graduates move into new positions, receive promotions, increase their responsibilities, or improve their earning potential after completing this qualification.

$ 0

Salary

Graduates working full-time as qualified heavy vehicle mechanics can benefit from competitive salaries across transport, mining, logistics, construction, and agricultural industries.

$ 0

Satisfied With Training

Graduates report strong levels of satisfaction with the quality and relevance of their training.

Improved Work Status

Many graduates move into new positions, receive promotions, increase their responsibilities, or improve their earning potential after completing this qualification.

Salary

Graduates working full-time as qualified heavy vehicle mechanics can benefit from competitive salaries across transport, mining, logistics, construction, and agricultural industries.

92.1%

Technicians and Trades Workers

4.4%

Managers

1.7%

Machinery Operators and Drivers

76.1%

Other Services

7.7%

Mining

6.3%

Transport, postal and warehousing

FAQ

Can I acquire this certificate completely online?

The assessment process can generally be completed remotely by submitting evidence electronically. Because the qualification is awarded through Recognition of Prior Learning, there is typically no requirement to attend classroom-based training where sufficient competency can be demonstrated.

What jobs can I expect to land with a Cert III in Heavy Commercial Vehicle Mechanical Technology?

Graduates commonly work as Heavy Vehicle Mechanics, Diesel Mechanics, Truck Mechanics, Fleet Maintenance Technicians, Heavy Equipment Technicians, and Workshop Technicians across transport, mining, agriculture, and commercial fleet operations.

How long will it take to acquire my certification with RPL?

Once sufficient and compliant evidence has been submitted across all required units of competency, assessments can often be completed within four to six weeks. Individual timeframes may vary depending on the evidence provided.

Do I need additional qualifications after receiving my Cert III?

For many heavy vehicle mechanical roles, this qualification is the nationally recognised trade qualification required by employers. Depending on your career goals, additional licences, manufacturer training, or specialist qualifications may help you progress into advanced technical or management positions.

If I wanted a higher qualification than Cert III, what are my next steps?

After completing your Certificate III, you may choose to pursue higher-level qualifications in automotive management, leadership, diagnostics, or business management, depending on your career pathway and long-term goals.

Is RPL a legitimate way to get my heavy vehicle mechanic qualification?

Yes. Recognition of Prior Learning is a nationally recognised assessment pathway within the Australian Qualifications Framework. Qualifications issued through RPL are the same nationally recognised qualifications issued through traditional study pathways.

How our customers rated our service

Discover why Skills Certified is trusted by thousands. With over 2,500 reviews and an impressive average rating of 4.9 stars on Trustpilot, our commitment to quality and excellence in skills recognition through RPL is evident through the experiences of our satisfied clients across Australia.