ChevronTop StoriesTrucksCould dyed diesel damage your engine or void your warranty?Aimed at easing pricing pressure at the pump, a new executive order permits highway vehicles to burn off-road red diesel without risking engine damage, federal tax penalties, or warranty coverage.EquipmentFuel tax relief proposals languish in Congress with prices breaking recordsIndustryTrump at Peterbilt: American trucking is back. Rid of 'crap' emissions systemsFreight demandSpot vs. contract: Diverging freight rates and squeezed volumeFeatured SponsorStop Costly Torque Guesswork Before It Hits Uptime