If you have a passion for heavy machinery, you might want to become a diesel mechanic. This job type involves working on diesel engines, which are usually found in trucks and heavy equipment. These mechanics repair and maintain these types of machines. To become a diesel mechanic, you'll need to complete a certification program and be certified in...

A major part of diesel truck maintenance is keeping the engine clean. You should check the oil level regularly. Make sure it is clear or light brown. If it is too thick, there might be a larger problem with the engine. Aside from oil, the engine needs coolant. Keep the cooling system cool at all times to avoid rusting and...

If you drive a diesel truck, you may have a few basic maintenance needs. One of the most important is to change the oil frequently. It may take anywhere from 3,000 to 7,000 miles to get the oil change that your truck needs. This maintenance is critical to ensure your vehicle's performance and quality. Also, keep your fuel filters, air...