Learn from some of the automotive aftermarket industry’s top instructors as they present classes and answer questions on key topics including air-fuel sensor testing, electrical troubleshooting and diagnosing problem vehicles.

The quest for improved efficiency and fuel mileage has impacted every system on the vehicle, including the battery and charging systems. This course teaches technicians how to identify, service, and test modern batteries and charging systems. Dorman instructor Pete Meier explains how to test the operation of these systems efficiently and professionally.

Brake service is routine work for professional technicians. You may have done hundreds of disc or drum brake jobs throughout your career. Are bad habits preventing you from working faster, smarter or safer? In this course, Dorman Training Center instructor Pete Meier shares the 10 most common brake installation and service mistakes that you might be making.

Wiring diagrams are road maps for vehicle electrical systems. Do you fully understand them, or do you just follow the lines from one box to another? Join Dorman Training Center instructor Pete Meier and learn how to incorporate the wiring diagram into your diagnostic process to solve electrical faults more efficiently.

In this webinar, Dorman instructor Pete Meier will share the top 10 DTCs technicians face on a daily basis, and provide tips and techniques to help you quickly and correctly isolate the cause and repair the concern. If your repair doesn’t meet the ECM’s test requirements, you’re just setting yourself up for a comeback!

Today, technicians servicing and repairing A/C systems on hybrid and electric vehicles are not just A/C technicians, they are thermal management technicians. These systems are critical not only for driver comfort, but to protect all of the high voltage system components from overheating. Learn essential safety protocols and service procedures needed to correctly maintain systems using a high voltage electric compressor.

In the second course of this two-part series, Dorman Training Center instructor Pete Meier will show you how any driveability concern can be broken down and isolated into one of four possible scenarios. Once the general fault is isolated, it then becomes a simple matter of performing high-level testing using the scan tool, DVOM or scope to finally nail down the cause of the concern. Using the techniques and information Pete presents will help you increase your efficiency in diagnosing driveability customer concerns, with or without a related DTC (Diagnostic Trouble Code), and reduce the comebacks generated by improper diagnostic conclusions.

Join Dorman Training Center instructor Pete Meier for an informative session on A/C performance testing. In this course, develop a better understanding of A/C performance testing methods.

In this course, Dorman Training Center instructor Pete Meier shows you how to put your scope to work on an everyday basis. This course also covers testing for relative compression, battery/starting/charging system issues, brushed/brushless fuel pumps, and more.

In part two of this series, Dorman Training Center instructor Pete Meier teaches voltage drop testing and how to perform effective tests on a sample circuit.

Join Dorman Training Center instructor Pete Meier as he teaches you how to take on electrical faults. Learn what you don’t know about voltage, current and resistance and how they interact, and see how to use your digital voltmeter in ways you may have never thought of before.

In this two-part webinar (that can be viewed together or independently), Dorman Training Center instructor Pete Meier will share the three steps to success when faced with a driveability concern.

If you regularly use a high-end scan tool, odds are excellent it has a scope function, whether you use it or not. If you’re not, join instructor Pete Meier in this introduction to lab scope functions.

Dorman instructor Pete Meier will give you a 3-hour lesson on how to use the digital storage oscilloscope, or labscope, to efficiently and accurately diagnose a multitude of common vehicle problems. Learn how to use the scope to test electrical components, and diagnose engine concerns, and more!