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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Cars that make you think of something specific
Chances are you’re going to have a Pavlovian response when seeing one of these vehicles.
Photo gallery: Auto repair (and a few motorcyclists) in Indianapolis, Indiana
Shop Press photographer Mike Apice recently visited Indiana, exploring the local scene and a few repair shops. Here’s a bit of what he saw behind his lens.
Using voltage to locate electrical faults
Understanding how voltage is used in an electrical circuit can help your troubleshooting.
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SHOP STUFF
Auto care news and advice you can use.
PSA: Be Safe With Brake Cleaner
Brake cleaner is loved by techs (for good reason), but make sure you’re taking safety precautions.
A visit to Elite JDM (VIDEO)
A playlist of videos from a recent trip to a Dorman contributor’s personal shop.
Why you shouldn’t throw out zip tie tails after a project (VIDEO)
Before you toss those zip tie scraps in the trash, consider saving them for plastic repair jobs. In many cases, the plastic used in zip ties will bond with common automotive plastics with the help of a soldering iron.
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.
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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.
Troubleshooting Fuel Trim–ASE Practice Questions (VIDEO)
Technician A and Technician B are discussing ways to use fuel trim as a troubleshooting aid. Technician A says that fuel trims that are correcting for a lean condition at high RPM and load conditions indicates a problem in fuel delivery. Technician B says that this condition is caused by a vacuum leak.
Fuse box-compatible circuit breakers are the ultimate spares when space is limited
Throw a set of these resettable “fuses” in your toolbox.
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.
VIDEOS
LT-series vs. P-series tires
The truck and SUV have never been more prolific than they are today. Learn when to sell each type of these tires.
If you have a soldering iron, you need a solder sucker (VIDEO)
Removing old solder is a crucial part of preparing a component for a new soldered connection, and a desolder pump (often called a solder sucker) is the ideal tool for the job.
The very best way to remove grease from auto upholstery
This surefire solution really stinks.