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?

Throw a set of these resettable “fuses” in your toolbox.
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?
DEF is easy to contaminate, and fortunately, it’s also easy to test. Check to be sure that your customers’ DEF is up to spec with these simple tests.
Auto care news and advice you can use.
Let’s recap the best of this year!
Working on some battery cables or custom ground straps? A proper tool like Dorman’s 90707 heavy lug crimper has you covered.
Using a lubricant when installing spark plugs was once common practice, but today, you might want to think twice before adding anything to your spark plug threads.
Company makes $44 million investment to expand plant.
The habits you form first can be the hardest ones to break.
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.
Stevan Ivanov strives to give a little-known brand its rightful place in automotive history.
Air filters are an easy service item to overlook, but most manufacturers recommend a new filter every year or 15,000 miles.
There are applications for shims besides fixing camber and panel gaps.
Faults in the car pay you. Faults in the scanner cost you.
If you’re an experienced technician, you may feel as though you’ve seen everything, but don’t let your knowledge prevent you from learning more.
Two technicians are examining a tapping sound coming from a V6 engine. See who has the correct response about what’s causing the noise.
We’ve all heard the expression “buy once, cry once,” and for some auto parts, those are words of wisdom. For others, it might be an unnecessary expense.
When it is necessary to make your own gaskets, small bolt holes are often the trickiest features to cut.