• November 2, 2023

OTR Diagnostics vs. Other Semi Diagnostic Tools: A Comparison

• October 10, 2023

A Closer Look at the Costs of Semi Truck Repair

• September 28, 2023

4 Key Advantages of Being Your Own Mechanic

• August 31, 2023

Miles of Gratitude: 9 Tips to Better Trucking

• July 31, 2023

8 Most Common Heavy-Duty Truck Failures Caused by Heat

• June 2, 2023

7 Basics of HD Aftertreatment System Explained

• September 12, 2022

What are SA SPN FMI - Beginners guide to fault codes

• June 23, 2022

OTR's Top 4 Blogs

• May 24, 2022

OTR Diagnostics Closer Look - Advanced Fault Codes Explained

• May 4, 2022

What is an OTR Reset Tool? (Explainer)

• April 28, 2022

NOx Sensors Explained on HD trucks

• April 8, 2022

Clogged DPF Filter Warning Signs