by Courtney Davis | Apr 29, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
The PACCAR MX-13 engine (2024–2025) represents the latest evolution in PACCAR’s heavy-duty lineup, offering improved fuel economy, tighter emissions compliance, and even greater uptime reliability. Engine updates during this period included advanced calibration...
by Courtney Davis | Apr 28, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
A tech is at the shop, laptop open, looking for torque specs on a valve cover. But the manual’s outdated. The online PDF won’t load on mobile. And no one has time to dig through a dozen pages to find one spec. That’s why we built the Technical Repair Documentation...
by Courtney Davis | Apr 25, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
The PACCAR MX-13 engine (2021–2023) brought further enhancements in emissions control, fuel system precision, and onboard diagnostics—continuing PACCAR’s commitment to performance and uptime. These updates aligned with evolving EPA emissions standards and improved...
by Courtney Davis | Apr 23, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures
The PACCAR MX-13 engine continued to improve between 2017 and 2020, building on the foundation of previous models with updates to emissions performance, engine calibration, and onboard diagnostics. These engines remained a trusted choice for long-haul and vocational...
by Courtney Davis | Apr 21, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Product Tutorials and Software Updates
Wiring Diagrams That Save Time—and Your Sanity A tech is staring at a screen. Not frustrated yet—but close. The truck came in with a check engine light and an electrical fault. Nothing too complicated—if you can find the right circuit. But the diagram they pulled is...
by Courtney Davis | Apr 17, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair
The PACCAR MX-13 engine continued to evolve between 2013 and 2016, delivering better emissions performance, fuel economy, and reliability for heavy-duty fleets. With improved calibration, sensor systems, and compliance with EPA 2013 emissions standards, this version...
