Oil, fuel filters, coolant, glow plugs — keeping a diesel healthy between shop visits
Diesel fuel isn't one simple liquid — cetane rating, temperature, and age all change how it burns and how long it lasts. Learn what cetane number really measures, why diesel gels in cold weather, how to prevent it, and how long you can safely store fuel before it breaks down.
Ford Power Stroke, Ram Cummins, and GM Duramax — including the light-duty 3.0 Duramax — each follow different service intervals and wear patterns. Here's what sets them apart and how to keep each one running right.
Injectors, turbos, fuel systems and what those trouble codes actually mean
DPF regens, DEF, EGR and SCR — how the emissions system works and fails
PM schedules, DOT inspections and keeping work trucks on the road
Motorhomes, tractors and farm diesel — service that comes to the field
Power Stroke vs Cummins vs Duramax, used-truck checks and ownership costs
What common diesel repairs cost and how to compare quotes
Emissions testing, delete laws and inspection rules by state
