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 ...

In this video, I demonstrate how to locate vacuum and evap leaks using the Autoline Pro Shop Series smoke machine, which features a built-in regulator for safe evap system testing. Smoke machines can ...

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 ...

Heat treatment is a common procedure used across multiple industries, for example with the purpose of hardening metals. However, when heat is applied in a furnace, products may react with the oxygen ...

Q: I have a 2013 Hyundai Elantra with 84,624 miles. The dealer recently replaced the engine under warranty. When I picked up the completed car, the check-engine light came on within a couple of miles.