May 24, 2026  
2025 - 2026 Eastern Iowa Community Colleges Catalog 
    
2025 - 2026 Eastern Iowa Community Colleges Catalog [ARCHIVED CATALOG]

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DSL 629 - Heavy Duty Brakes and Service


Credit(s) 3.00
Lecture Hours: 1.50
Lab Hours: 3.00
This course acquaints the student with the principles of diagnosing and repairing truck brake systems. A study of hydraulic brake systems, air brake systems, brake components, brake adjustments as they pertain to heavy-duty brake systems, and preventative maintenance on brake systems as per NATEF will be included Labs correlate with lectures to provide the student with practical hands-on experiences.

Corequisite(s): AUT 115  
SLOs:
Upon successful completion of this course, students will be able to:

  • Identify truck and trailer air brake components.

  • Diagnose brake problems on trucks and trailers.

  • Read a brake diagram on trucks and trailers.

  • Remove and replace faulty components on trucks and trailers.

  • Perform a complete brake job on trucks and trailers.



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