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Truck Educational Resources
Knowledge, education, and training related to your truck(s)
26 articles
How to use fault codes to fix your truck
How to fix fault codes on your own without a mechanic
How to diagnose and fix fault codes on your own
How and when to check your truck's fault codes
What happens when you clear or reset a fault code on semi truck?
Cheap tools equals expensive results with a diagnostics tool
What is the best scan tool for the price?
The 9 aftertreatment components you must know on your truck
DPF Pressure Sensor Problems
Clogged DPF Filter Warning Sings
Below Zero Maintenance
Paccar Limp Mode SPN 5246
High soot level fault codes Paccar MX
Aftertreatment, Regen, DPF Discussion With Trucking & Fixing With Ryan
Bad AFTERTREATMENT Shutoff Valve on Volvo D13 Engine
Replace Inlet NOx Sensor on Volvo D13 and Mack MP8 Engine
Replace Outlet NOx Sensor on Volvo D13 Mack MP8 Engine
Semi Truck Repair: A Closer Look at Truck Repair
Cummins DEF System Explained
What is your DPF system and how does it work?
Kenworth/Peterbilt Paccar 5 MPH Derate
Cummins Fault Code 3255 / SPN 3246 FMI 0
Cummins Fault Code 5385 / SPN 5502 FMI 0
Cummins Fault Code 3251 SPN 3610 FMI 0 SPN 3610 FMI 16
How to reset fault codes the right way
Cummins Fault Code 3712 SPN 5246 FMI 15