by Courtney Davis | Jun 13, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
Between 2013 and 2018, the Cummins ISB6.7 engine remained one of the most trusted powerplants in medium-duty trucks and buses. Featuring continued improvements in emission control, diagnostics, and horsepower output, this generation of the ISB6.7 delivered strong...
by Courtney Davis | Jun 12, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
The Cummins ISB6.7 engine continued to evolve between 2010 and 2012, introducing updates that improved emissions compliance and fuel economy for medium-duty commercial vehicles. Known for its reliability and power-to-weight ratio, this engine was a top choice for...
by Courtney Davis | Jun 11, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
The Cummins ISB6.7 is one of the most widely used medium-duty diesel engines across North America, powering everything from delivery trucks to school buses. Known for its durability and fuel efficiency, this engine plays a key role in fleet uptime—and when a fault...
by Courtney Davis | Jun 10, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
The Caterpillar C15 engine continued to be a staple in heavy-duty applications from 2007 to 2011, offering strength and reliability across a range of Class 8 trucks. With emissions regulations evolving, these later models introduced more refined ACERT technology and...
by Courtney Davis | Jun 9, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
The Caterpillar C15 engine continued to serve as a workhorse for the heavy-duty trucking industry from 2004 to 2006. These model years brought small refinements and improved tuning, all while maintaining the engine’s reputation for reliability and torque....
by Courtney Davis | Jun 6, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
The 2003 Caterpillar C15 remains one of the most widely used heavy-duty diesel engines in the industry. Known for its durability, raw power, and long-term reliability, the C15 powers many of the long-haul trucks and vocational vehicles still running strong today. This...
