EGR Cooler Update Ultra-low sulfur diesel fuel has helped reduce some issues associated with today’s EGR and DPF systems, but some problems like corroded coolers and stuck valves still seem to exist, especially on older vehicles. Diesel engines reintroduce EGR exhaust soot that corrodes valves and coolers due to condensation which also causes them to […]
Keep the ‘Cool’ in Cooling Systems Cooling system service fundamentals are unchanging, but the details — ah, the details. Dave Hobbs/Motor Age — Changes in technology for the “David and Goliath” extremes of engines used in both hybrid passenger cars and light-duty diesel trucks definitely will ruin your day if you don’t know how they […]
Keep the ‘Cool’ in Cooling Systems Cooling system service fundamentals are unchanging, but the details — ah, the details. Dave Hobbs/Motor Age — Changes in technology for the “David and Goliath” extremes of engines used in both hybrid passenger cars and light-duty diesel trucks definitely will ruin your day if you don’t know how they […]