Car owners dread few things quite as much as a vehicle's "Check Engine" light. However, the dreaded signal doesn't always foretell a worst-case scenario for motorists. They can even help prevent ...

In the last Diagnostics episode, we outlined the vital information provided by compression and leakdown testing and illustrated how to use these most important tools. These tests reveal the internal ...

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. Car owners are familiar with that dreaded feeling when ...

The technology available to managers and service technicians on their smartphones continues to get better—now Cummins engine owners can use a mobile app to read prioritized engine fault codes and ...