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)
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HOT OFF THE PRESS
Harmonic balancers – ASE practice questions (VIDEO)
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?
Easy tests for diesel exhaust fluid (DEF) contamination (VIDEO)
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.
Technicians vs. DIYers: How well can you gauge tire pressure? (VIDEO)
In this challenge, techs and DIYers get as close as possible to a target final pressure to see who’s got the best skills and strategies at the tire machine.
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SHOP STUFF
Auto care news and advice you can use.
Check Out This Hacky Diag Tool
Why build what you can buy inexpensively?
Diagnostics case study: don’t overcomplicate things
One basic vehicle checkover has several lessons to teach.
Do you mind working on customer vehicles equipped with dash cams?
As dashboard cameras become more common, repair professionals should know how to deal with them.
The story of the very first reverse gear in an American car
Reverse is an innovation that’s easy to take for granted—but it was a revolutionary addition to the automobile.
How to get a little more (temporary) performance out of your air impact gun
“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.
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SHOP STUFF
Auto care news and advice you can use.
Tools beyond the basics for DIYers
Step up your repair game with sensible choices.
Top 5 mechanical oddities on RHD vehicles, and how to deal with them if one rolls into your shop
Working on a right-hand drive vehicle requires deviating slightly from a mechanic’s routine.
The only two mistakes you can make on your first timing belt job (and why you shouldn’t worry about them)
T-belts aren’t scary at all.
Ten (sort of serious) questions every service writer should ask
Skillful interrogation is a wonderful way to make your professional life easier. Here are a few suggestions on where to start.
TECHNICIAN CHALLENGE: Can you identify these dash lights? PART 4 (VIDEO)
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.
VIDEOS
Buy once, cry once: Auto parts that are worth the extra cost (VIDEO)
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.
Making your own gaskets? Get a hollow punch set for pro results. (VIDEO)
When it is necessary to make your own gaskets, small bolt holes are often the trickiest features to cut.
The best explanation of a differential is from 1937
Featuring state-of-the-art editing, this video is still relevant nearly a century later.