Central Pennsylvania Diesel Institute

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Central Pennsylvania Diesel Institute

Central Pennsylvania Diesel Institute (CPDI) provides small personalized classes and prepares students for employment in all areas of diesel repair, maintenance, failure analysis, and diagnosis in the following subject areas; diesel engine repair, truck chassis and brakes, truck drive trains, electrical & advanced vehicle electronics diagnostics, and diesel engine performance. With over 30 years in the industry our instructors have real world experience and will prepare students for long term success.


Central Pennsylvania Diesel Institute (CPDI) provides small personalized classes and prepares students for employment in all areas of diesel repair, maintenance, failure analysis, and diagnosis in the following subject areas; diesel engine repair, truck chassis and brakes, truck drive trains, electrical & advanced vehicle electronics diagnostics, and diesel engine performance. With over 30 years in the industry our instructors have real world experience and will prepare students for long term success.

Located in Liverpool (Central), Pennsylvania, CPDI is state licensed and provides theory instruction prior to actual work in the shop area where the student is placed in a realistic setting that parallels industry standards.

By maintaining small class sizes we've helped 100's of students to succeed in their career choice, to become entry level Diesel Mechanics. Classes are held four (4) days a week, Monday thru Thursday, and the total length of the program is 9 months (620 hours) long. With five different start dates throughout the year in September, November, January, April, and June it's never too late to get started.

Find out today, if you have what it takes to keep America moving!

For more information about our tuition cost, graduation rates, the median debt of students who completed the program and other important information, please contact us today.

Course Overview:

Diesel Engine repair (155 hours 9 weeks)
  • Basic Diesel Engine
  • Engine Air & Exhaust Systems
  • Engine, Crankshaft, & Bearings
  • Engine Piston & Liner
  • Precision measurement
Truck Chassis and Brakes (155 hours 9 weeks)
  • Air Brake Systems
  • Foundation Brake Systems
  • Heavy Duty Steering and Suspension
Truck Drive trains (155 hours 9 weeks)
  • Transmission Rebuild & Operation
  • Clutch Installation & Operation
  • Rear Axle Rebuild & Operation
  • Welding & Cutting
Electrical & Advanced Vehicle Electronics diagnostics (155hours 9 weeks)
  • Electrical Theory I
  • Electrical Theory II
  • Electronic Fuel System
Diesel Engine Performance
  • We provide an admissions office, theory room, tool room, and a resource area for student reference. Classes meet four evenings per week with a home study period on Fridays.