A defective harmonic balancer can affect the accuracy of ignition timing readings or a defective harmonic balancer can damage the crank. Which technician is correct?

Under what conditions would the EGR system be expected to be operational? We have the correct answer.
Break out your paint pen—you’re the service writer now!
Do you have a study guide to prepare for your ASE exams? Which parts of that study guide do you use the most? Dorman Training Center instructor Pete Meier explains.
Auto care news and advice you can use.
A Midwest mecca that offers services, sales, parts, and restorations—but only for DeLoreans.
As dashboard cameras become more common, repair professionals should know how to deal with them.
Reverse is an innovation that’s easy to take for granted—but it was a revolutionary addition to the automobile.
“Rebuild in a can” is not the right way to fix the tool, but it will get you by until you can repair it correctly.
Microtransactions spark unexpected microaggressions.
Shop Press is the news and idea hub for everything related to working on cars and trucks, focusing on repair, technology, and wrenching lifestyle. With interesting stories from around the world, features on creative people and solutions, and all kinds of other stuff that’ll make you use your mind and your hands.
Auto care news and advice you can use.
Let’s recap the best of this year!
T-belts aren’t scary at all.
Skillful interrogation is a wonderful way to make your professional life easier. Here are a few suggestions on where to start.
Think you know your dash lights? Shop Press contributors Keith, Miriam, Chris, and Greaser try their best to identify all kinds of lights, symbols, and indicators.
Don’t break fittings—break ‘em free.
In November 1988, two employees snuck a camera into AMC’s Kenosha plant for a farewell tour.
A little glimpse into the world of making old parts new.
Inspection of a belt goes beyond the old standbys of checking for cracks and fraying.