Truck Air Brake System Maintenance

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The following is a guest post by one of our resident Diesel Experts, Jeff Celentano! Air brake maintenance is a critical part of a truck, especially during the northern winter months when air lines are prone to freezing. In this post, we will cover the details of proper air brake...

Learn Jaltest in Less Than a Day!

Diesel Laptops is continuing its commitment to customer education with an exciting new in-classroom training opportunity! For the first time, Diesel Laptops customers will have access to hands-on Cojali Jaltest Training designed by Master Certified Diesel Technicians. This class is designed to teach students the ins and outs of Cojali Jaltest...

Commercial Truck Data Links and Protocols Explained

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Today’s commercial trucks use data links, and the networks on them are called J1939 and J1708. The three diagnostic ports you find on commercial trucks are the 6-pin, 9-pin, and OBDII (Either wired normally or the Volvo/Mack HD OBDII). While it is true that vehicles have gotten more complex through time, they also have gotten easier to diagnose once you have the right tools and knowledge. Diesel Laptops offers a variety of online and hands-on training classes to help guide and train you on the information you need.