Certificate III in

Heavy Commercial Vehicle Mechanical Technology

Apprenticeship Pathway

4 Years

Delivery Mode: Face-to-Face


Certificate III in

Heavy Commercial Vehicle Mechanical Technology

This course will qualify you to become a heavy vehicle mechanic working on trucks, buses, or agricultural machinery.

Employment outcomes
  • Diesel Mechanic
  • Heavy Vehicle Mechanic

Interested in studying with ASG?

Core Units

AURAEA002:Follow environmental and sustainability best practice in an automotive workplace

AURASA102:Follow safe working practices in an automotive workplace

AURETR112:Test and repair basic electrical circuits

AURETR122:Diagnose and repair vehicle dynamic control systems

AURETR124:Diagnose and repair electronic compression ignition engine management systems

AURETR125:Test, charge and replace batteries and jump start vehicles

AURETR129:Diagnose and repair charging systems

AURETR130:Diagnose and repair starting systems

AURHTB101:Diagnose and repair heavy vehicle air braking systems

AURHTD102:Diagnose and repair heavy commercial vehicle steering systems

AURHTD103:Diagnose and repair heavy commercial vehicle suspension systems

AURHTE102:Diagnose and repair heavy vehicle compression ignition systems

AURHTQ103:Diagnose and repair heavy vehicle drive shafts

AURHTZ101:Diagnose and repair heavy vehicle emission control systems

AURTTA104:Carry out servicing operations

AURTTA006:Inspect and service hydraulic systems

AURTTA118:Carry out diagnostic procedures

AURTTC103:Diagnose and repair cooling systems

AURTTF102:Inspect and service diesel fuel injection system

AURTTF105:Diagnose and repair engine forced induction systems

AURTTK102:Use and maintain tools and equipment in an automotive workplace

AURTTQ001:Inspect and service final drive assemblies


Elective Units

AURAFA103:Communicate effectively in an automotive workplace

AURETR128:Diagnose and repair instruments and warning systems

AURETR144:Diagnose and repair integrated engine and transmission management systems

AURHTX103:Diagnose and repair heavy vehicle automatic transmissions

AURHTB002:Diagnose and repair heavy vehicle hydraulic and air over hydraulic braking systems

AURHTE001:Remove and install heavy vehicle engine assemblies

AURHTQ102:Diagnose and repair heavy commercial vehicle final drive assemblies

AURHTX104:Diagnose and repair heavy vehicle clutch systems

AURKTX101:Diagnose and repair powershift transmissions

AURTTA105:Select and use bearings, seals, gaskets, sealants and adhesives

AURTTA113:Diagnose and repair hydraulic systems

AURTTE104:Inspect and service engines

AURTTX106:Diagnose and repair hydrostatic transmissions

AURVTW108:Carry out oxyacetylene welding, thermal heating and cutting 


Tuition Fees:

This course is funded through the Queensland Government’s User Choice program. A student co-contribution fee may be required.

Delivery Location:

The course will be delivered in the workplace by ASG trainers.

ASG Entry Requirements:

Minimum age of 15 years

We require that you complete a Language, Literacy & Numeracy assessment in order that we can support you, where required, in achieving a successful course outcome.


Determined by workplace requirements.


Assessment will take place at the end of each unit using the following assessment Methods:

  • Knowledge Test
  • Practical Demonstration
  • Third Party Report


On successful course completion Australian Skills Group will award the AUR31120 Certificate III in Heavy Commercial Vehicle Mechanical Technology, or a Statement of Attainment for units achieved in partial completion.