2026-2027 Catalog [Current] 
    
    Oct 23, 2026  
2026-2027 Catalog [Current]

HET 125 Preventive Maintenance

Lecture: 1 Lab: 3 Clinic: 0 Credits: 2
This course introduces preventive maintenance practices used on medium and heavy duty vehicles and rolling assemblies. Topics include preventive maintenance schedules, services, DOT rules and regulations, and road ability. Upon completion, students should be able to set up and follow a preventive maintenance schedule as directed by manufacturers.

Pre-requisite(s): TRN 110  
Course is typically offered in Summer.
Student Learning Outcomes (SLOs)
At the completion of the course, the students should be able to do the following:

  1. Determine the characteristics and benefits of a well planned preventive maintenance program.
  2. Perform a pretrip inspection properly.
  3. Categorize PM schedules.
  4. Outline the criteria for deadlining or out-of-service (OOS) tagging a vehicle.
  5. Implement a PM schedule that conforms to federal inspection regulations.
  6. Outline inspector qualifications and record keeping requirements.