Cummins’ 5.9L diesel engines have many wonderful traits, from the simplicity of their design to the durability and reliability of their internal components. However, the powerplants also have parts ...

Leaks can quickly turn into serious problems if they’re not found and fixed early. In this video, we walk through the practical steps to track down an oil or fuel leak, identify the source, and repair ...

Most drivers expect a repair visit to solve a problem—not create a bigger one. But […] ...

Your car's engine, whether gas, diesel, or hybrid, requires sufficient oil to operate smoothly. Too much oil is bad for any engine, but the right amount offers protection against cold starts, reduces ...

Clogged crankcase ventilation systems often are overlooked causes of engine oil leaks. Savvy service personnel keep these systems at the top of their mental checklists for solving oil leaks. I'll ...

Oil leaks are common with older vehicles, but diagnosing and fixing them isn’t always a straightforward process, leading many to question if they are covered under their vehicle’s warranty. We’ll ...

Among the many pesky issues that can confound do-it-yourself mechanics, one of the most simple yet elusive that impacts overall drivability is the common vacuum leak. This is especially true if you're ...