An engine exhibits a knocking noise. During a cylinder power balance test, the noise abates. Which technician has the correct diagnosis?
Engine knock – ASE practice questions (VIDEO)
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HOT OFF THE PRESS
The Shop Press Automotive Paragon series: a recap
Let’s review some of the icons and oddballs we’ve featured here so far.
Minimum rotor thickness – ASE practice questions (VIDEO)
What does “MIN THK.” really mean?
Battery date codes are painfully unstandardized and you’re better off without them
Don’t waste your time with codebreaking. Just grab a paint pen.
SHOP STUFF
Auto care news and advice you can use.
Easy trick to transfer gear oil with a simple length of hose (VIDEO)
A fluid transfer pump is the cleanest and easiest way to fill a differential, transmission or transfer case with its necessary fluid.
Dust Cap Tool Explained (VIDEO)
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.
Why a magnetic drain plug is a worthwhile upgrade (VIDEO)
Do your customers know the benefits of magnetic oil drain plugs? Swap out their standard drain plugs to help protect against unnecessary engine damage.
Brake booster valve – ASE practice questions (VIDEO)
A customer states the brake pedal falls slightly when the brakes are applied while starting the engine. Which technician response is correct?
The final days (and cars) of AMC
In November 1988, two employees snuck a camera into AMC’s Kenosha plant for a farewell tour.
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.
Pulse width modulation and automotive lighting
Once the most basic of circuits, the humble lamp has also progressed.
How do you inspect a serpentine belt for wear?
Inspection of a belt goes beyond the old standbys of checking for cracks and fraying.
Brake rotor thickness variation – ASE practice questions (VIDEO)
On a car with disc brakes, what is the most likely symptom of a vehicle with rotors that measured out-of-spec for thickness variation when measured at several places on the rotor surface?
The importance of testing engine coolant (VIDEO)
Peter Meier discusses the importance of testing coolant and how mechanics can use simple strip testers to keep cooling systems safe.
How to use a refractometer
Dorman trainer Pete Meier turned me on to a handy new tool.
VIDEOS
Oil leak – ASE practice questions (VIDEO)
Which of the following is LEAST LIKELY to cause an oil leak? Our technicians have the answer.
Stainless doesn’t mean stain-proof; just ask Tesla Cybertruck owners
Spoiler alert: be careful running it through the car wash.
Low-mileage JDM automatics: Worthwhile or worthless? (VIDEO)
Nick and Lemmy check out a flex plate from an imported Japanese automatic transmission with very few miles under its belt.