Electronic Throttle Control Fundamentals

True June 2018

Most engines are equipped with electronic throttle control. This system is used to control the engine output from idle to full power. The components used are straightforward but each manufacturer arranges them differently. You need a method to verify DTCs and identify faulty components.

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Chevy Colorado Diesel Overview

True May 2018

Chevrolet has teamed up with Isuzu to bring yet another winning Duramax engine to their diesel offerings. Beginning in 2016, the new 2.8L Duramax has been available for the Chevrolet Colorado.

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Electronic Transmission Fundamentals

True April 2018

Automatic transmissions are controlled by the engine control system and use many of the same inputs. Transmissions also contain integral sensors and control actuators. You might be surprised to know that you can fix many transmission complaints using the same techniques you use for driveability diagnosis.

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HVAC r1234yf Update

True March 2018

Many vehicles are being built with r1234yf refrigerant systems. You will need to upgrade your equipment and service practices to accommodate them. Are you ready for this AC season?

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Scan Data Diagnostics Fundamentals

True February 2018

The use of scan data for diagnosing vehicle faults with or without stored DTCs can be very powerful. What is often missing in training is how to leverage the information. Select this class to:

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