Paths · Exam prep
ASE T-Series Prep
ASE medium-heavy truck certification is earned one test at a time, and Master status means T2 through T8. This path covers the systems in test order: the diesel engine and its fuel, air and aftertreatment, then the chassis: brakes, drivetrain, steering, electrical and multiplexing, then maintenance and inspection, and finally how the tests, the experience requirement, and the adjacent credentials actually work.
Goal credential: ASE T-Series (Medium/Heavy Truck)