Causes and Symptoms of Black, White and Blue Diesel Exhaust Smoke
If You See Smoke: Say Something! Apart from the faint white exhaust smoke that comes from the tailpipe in cold temperatures, you should not see smoke of any colour from a post-2007 diesel engine. Your DOC, DPF and, depending on your truck model, your SCR system, filter your exhaust stream. The aftertreatment system removes toxic […]
The Upstream Issues Behind Your Aftertreatment Problems
Heavy-duty aftertreatment systems work with your diesel engine to reduce emissions and increase efficiency. The two systems are interlinked, allowing them to work much more effectively together. However, this also means that if there are issues with one system, they can affect the other. Untreated upstream issues can damage your aftertreatment devices, which in […]