Replacing a heavy-duty truck is one of the most expensive decisions a fleet operator can make. A new Class 7 or Class 8 diesel truck can cost anywhere from $130,000 to over…
Author: mobiletruckemissiontest
What Diesel Smoke Color Can Tell You Before an Emissions Inspection
Your diesel engine is always talking. Most people just don’t know how to listen. One of the clearest signals it sends is the color of the smoke coming from the exhaust. Before…