Why does my diesel blow black smoke

Your diesel engine could be blowing black smoke due to unburnt fuel. This could be due to a number of reasons including oil leaks and clogged filters. There is nothing more than a diesel engine loves more than a clean air filter. Your air filter is a simple yet vital component in your vehicle. It filters the air that goes into your engine and keep your engine clean and running smoothly. 


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Heather

By jhautoinc February 12, 2026
That light is important.
By jhautoinc February 3, 2026
You want this to work properly.
By jhautoinc January 30, 2026
These are vital to keep you safe on the road.
By jhautoinc January 27, 2026
Your engine will thank you.
By jhautoinc January 23, 2026
They help keep your engine cool.
By jhautoinc January 20, 2026
They need maintenance to keep them running.
By jhautoinc January 17, 2026
It's better for your engine. 
By jhautoinc January 13, 2026
They are more important than you know.
By jhautoinc January 10, 2026
A spark plug gap can cause a misfire.
By Bobby Poist January 7, 2026
They're important to keep you safe on the road.