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?

Analyzing a new trick I learned from an old dog.
Crank fasteners are often a real pain to remove. Mechanics with expensive impact wrenches and large breaker bars struggle to remove them—but there’s a better way.
Unless you’re a professional mechanic or a hardcore DIYer, I suggest you focus on building memories instead of a car.
Auto care news and advice you can use.
Just when you thought The Golden Rule was out of style, this independent repair shop and used car sales center proves otherwise.
As new cars and trucks, especially EVs, get heavier than ever, it’s important to check your lift’s rating and condition.
One basic vehicle checkover has several lessons to teach.
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.
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.
A Midwest mecca that offers services, sales, parts, and restorations—but only for DeLoreans.
Microtransactions spark unexpected microaggressions.
Working on a right-hand drive vehicle requires deviating slightly from a mechanic’s routine.
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.
How many times have you seen a hub dust cap with ugly dents from a sloppy installation? A dust cap tool is a handy tool for installing caps on customer vehicles without damaging the cap’s appearance.
Do your customers know the benefits of magnetic oil drain plugs? Swap out their standard drain plugs to help protect against unnecessary engine damage.
A customer states the brake pedal falls slightly when the brakes are applied while starting the engine. Which technician response is correct?