In my 35-plus years of working on cars, I have encountered nearly every frustrating troubleshooting problem in the book. Part of the issue stems from my affinity for old Jeeps and classic cars, which ...

The medical community uses the term differential diagnosis to describe established test procedures to rule out reasons for an illness. Anyone who watches the television show House on the FOX network ...

“This is not only easy to operate, but also very effective.” ...

One of the most difficult tuning problems to overcome is the seemingly ever-present engine vacuum leak. Vacuum is an important component of the internal-combustion process because it controls basic ...

Some 2004-06 Mitsubishi Lancer models with 2.0-liter engines may run rough and illuminate the check engine light. When you hook up your scan tool, you may find trouble code P0171 (lean exhaust) stored ...

“This thing works amazing!” ...