Select for light-, medium- and heavy truck training.
General Courses provide non-make specific training for fleet and leasing personnel, and are ideal for those working with multiple makes, used vehicles, or a developing product line.
Effective product training courses optimized for:


We provide sales confidence. Our Isuzu product training will give your staff the knowledge and confidence to talk trucks with prospects and be more effective in closing sales. You will get self-paced, cost-effective, distance training that will pay dividends in greater sales revenue, and employee loyalty.

For Isuzu personnel working with medium duty trucks we recommend our Mid-Range Diesel Course IV. Graduates complete ten written tests using the TMI course textbook and your newest product data. Tests are mailed or faxed to us for individual hand grading by the instructor. Grades and comments are often returned within one business day.


Course IV: Mid-Range Diesels

To Enroll: Download the TMI Catalog and Application or call 800-447-1251. Click on the blue text links above to get PDF catalog and applications that can be filled out on your computer and printed for signing and faxing to TMI. Allow adequate time for the 300KB files to download.


COURSE IV Mid-Range Diesels. Ideal for advanced training, about 50 hours of study time is required for this ten lesson course using our 354 page textbook to provide full coverage of Class 5-6-7 diesels. Graduates complete ten written tests using the TMI textbook. The tuition is $795 per student.

Add the eBook version of the Course IV textbook for $30. Students scroll through, read and search the eBook from almost any computer. A complete print version of the textbook is also included.


  • You get quick and thorough training for your staff

  • Graduates have more confidence with prospects

  • Students are tested on the latest product information

  • The textbooks make a great long-term reference source

  • Graduates gain a working knowledge of the Isuzu product line and data sources

  • Courses are self-paced and flexible, with no travel time or expense

  • Our Guarantee: You will be satisfied or you can return unused course
    materials within 30 days and we will cancel the invoice.

Now is the time to consider this cost effective product training for your staff. Business sponsored enrollments are treated as company property. If an active course is not completed for any reason the value of the “unused” lessons can be credited to enroll another employee. To enroll, or if you have questions, call us toll-free at 1-800-447-1251.


Download a 43 page PDF textbook sample for

Course IV: Mid-Range Diesels

This file is about 350KB so allow adequate time to download

These book samples may have color enhancements found only in the optional eBook version of the textbook.


Precision Truck Training

Course IV — Mid-Range Diesels

Lesson 1 Truck Weight Ratings: Classes and Groups, Chassis Types, Cab Types, Dimensions, Fuel Supplies and Costs.

Lesson 2 Inflation, Diesel vs. Gasoline, Depreciation, Expense Deductions, Leasing, Financing.

Lesson 3 Why Diesels are Fuel-Efficient, Engine Performance Terms and Measurements, Torque & Power, Inner Workings of Diesels, Engine Specifications, Engine Rebuildability.

Lesson 4 Axle Ratio—Key to Truck Performance, Geared Speed Equations, Power Demands, Calculating Top-Gear Performance, How to Determine Net Power Required.

Lesson 5 Low Speed Performance, How to Gear for Gradeability, Transmission Ratios and Geared Speeds, How to Make a Shift Chart, Rear Axle Functions, Types and Gearing.

Lesson 6 Selecting the Best Driveline Combination, Transmission Types, Clutches and Prop Shafts Power Take-Offs.

Lesson 7 Truck Weight Distribution, Body and Wheelbase Lengths, Guidelines for Gross Weight Distribution, Tractor-Semitrailer Weight Distribution and Dimensions.

Lesson 8 GAWRs and GVWR, Frame Designs, Front & Rear Suspensions, Steering Systems, Choosing Tires, Tire Sizes & Dimensions, Tire Types, Wheels and Rims.

Lesson 9 Brake Systems, U.S. FMVSS-121, Weight Transfer During Braking, Retarder Devices.

Lesson 10 Engine Temperature Control, Diesel Fuel Systems, Electrical Systems, Terms and Components, Special Bodies and Equipment, Final Result: The Right Truck for the Job.

Lesson 10M How to perform power, weight and cost calculations using metric formulas.

Index Subjects and Terms