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.
Easy tests for diesel exhaust fluid (DEF) contamination (VIDEO)
read more
HOT OFF THE PRESS
Virgil Exner: The creator of Chrysler’s “forward look”
Exner was responsible for the look of cool cars of the late 1950’s, not just at Chrysler, but at other automakers as well.
Noisy disc brakes – ASE practice questions (VIDEO)
What causes brake noise?
Fuel pump designs are changing. Do you know what kind of fuel pump you’re troubleshooting?
Many vehicles today have made the switch to DC brushless fuel pumps. They don’t work like the older brush-type pumps do.
ABOUT SHOP PRESS
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.
SHOP STUFF
Auto care news and advice you can use.
Are You Properly Checking Hub Bearings For Wear? (VIDEO)
Pete Meier explains how a dial indicator is necessary for a true wear check.
Watch this video on the invention of the Ford V-8 engine
Ford made a V-8 engine affordable to the mass market consumer for the first time.
How to crimp heavy gauge wire (VIDEO)
Working on some battery cables or custom ground straps? A proper tool like Dorman’s 90707 heavy lug crimper has you covered.
Should you use anti-seize when installing spark plugs? (VIDEO)
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.
Snap-on to expand Tennessee manufacturing plant
Company makes $44 million investment to expand plant.
Want to contribute an article to Shop Press?
Are you a wrench and a writer? A counterperson and a communicator? A service writer and a scribe? Get paid to share your experience and expertise with thousands of Shop Press readers.
SHOP STUFF
Auto care news and advice you can use.
A History of the U.S. Presidential State Car (Part 1)
The commander-in-chief’s road transportation, from Pierce-Arrow cars to the Kennedy Lincoln Continental.
TECHNICIAN CHALLENGE: The Mystery Box, Part 2
The Proving Grounds crew takes on another round of The Mystery Box Challenge with new parts and a few new faces.
Why auto mechanics should check cabin air filters in every vehicle (VIDEO)
Air filters are an easy service item to overlook, but most manufacturers recommend a new filter every year or 15,000 miles.
Creative repurposing: Shims have all sorts of uses in an automotive shop
There are applications for shims besides fixing camber and panel gaps.
Don’t let your scanner go unprotected
Faults in the car pay you. Faults in the scanner cost you.
VIDEOS
Engine knock – ASE practice questions (VIDEO)
An engine exhibits a knocking noise. During a cylinder power balance test, the noise abates. Which technician has the correct diagnosis?
“Can I borrow a…”
We’ve all heard the question that starts like this. So will you lend tools?
A visit to Elite JDM (VIDEO)
A playlist of videos from a recent trip to a Dorman contributor’s personal shop.