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Shop Press is the news and idea hub for everything related to working on cars and trucks, focusing on repair, technology, and wrenching lifestyle.

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FEATURE STORY

How Often Should You Really Flush Coolant? (VIDEO)

How Often Should You Really Flush Coolant? (VIDEO)

How do you know when it’s time to flush coolant? Technicians may have different views on the subject, but Dorman Training Center instructor Pete Meier explains how using a test strip at every service is a surefire way to get an accurate picture of the coolant’s health.

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Hot Off the Press

How Often Should You Really Flush Coolant? (VIDEO)

Description How do you know when it’s time to flush coolant? Technicians may have different views on the subject, but Dorman Training Center instructor Pete Meier explains how using a test strip at every service is a surefire way to get an accurate picture of the...

Colin Chapman: The Philosopher of Motion (Part 1)

Car designers have a lot of brain synapses firing. Some designers are driven by the pursuit of beauty, while others are motivated by the pursuit of speed. Giorgetto Giugiaro, Marcello Gandini, and Battista Pininfarina, though responsible for cars that raced, were...

Maximum Voltage Reading – ASE Practice Question (VIDEO)

Description Technician A is using the min/max function of a digital voltmeter to test the battery and charging system on a customer’s vehicle. He notes a max reading of 17.2 volts has been recorded. Technician B says that the alternator has failed and is overcharging....

The Story of Dagmar Bumpers

If you’ve read my work here on Shop Press, you know I’m a sucker for chrome and mid-century automotive design. This week, I'd like to take a look at one of my favorite examples of that era: "Dagmar bumpers," the colorfully common slang used to describe the...

Should You Charge More When Dealing with Tire Sealant? (VIDEO)

Description Aerosolized tire sealant is widely available, and in some vehicles, it is used in place of a full-size spare. While this “tire repair in a can” might be the best solution in a jam, it creates a messy, stinky situation for a tech changing the tire for a...

An Ode to “Car Talk”

Back in the early aughts, I lived in the Washington, D.C. area for about nine years. Since my parents live in Pennsylvania, this necessitated many three-and-a-half-hour drives (as little as three, if I was lucky) back home for holidays or just a regular visit. At the...

Testing Battery State of Charge – ASE Practice Question (VIDEO)

Description Technician A and Technician B are discussing battery testing. Technician A says that an open circuit voltage of less than 10.5 volts indicates a bad battery. Technician B says that a reading of 12.5 volts indicates an 80% state of charge. Who is correct?A)...

PSA: Be Safe With Carburetor Cleaner, Too

Recently, I wrote about how brake cleaner can be hazardous if not used correctly, and how you should take safety precautions when using it. One of our readers had an insightful comment on the piece.Now, I think it’s debatable that carburetor cleaner is more hazardous...

Shop Profile: Hansville Repair

Shop Profile: Hansville Repair

by | May 22, 2025

It’s a small village, but Hansville, Washington makes a grand first impression. As Hansville Road crests a hill and descends into town, a breathtaking panorama unfolds—Puget Sound, Whidbey Island, and distant Mount Baker stretched across the windshield like a...
Shop Profile: Locked N Loaded 4×4

Shop Profile: Locked N Loaded 4×4

by | Apr 10, 2025

I’ve owned two Jeeps–the 1973 Super Jeep CJ-5 featured in a previous Shop Press article, and a 2010 Wrangler Sahara. The reliability and my enjoyment of the former wasn’t “super” in any way despite American Motors’ best efforts at model name puffery, and the latter...
Shop Profile: Top Auto Center

Shop Profile: Top Auto Center

by | Feb 4, 2025

Like a clueless lumberjack who couldn’t see the forest for the trees, it took me longer than it should have to figure out the secret to Top Auto Center’s success. It was hiding in plain sight and sound in the overflowing lot of cars and trucks awaiting service, sale...
Shop Profile: DeLorean Midwest

Shop Profile: DeLorean Midwest

by | Jan 16, 2025

As a Gen Xer, I have a soft spot for the “Back to the Future” movies and, of course, the DMC DeLorean used in those movies. Then I learned of DeLorean Midwest, a shop based outside Chicago that specializes in—you guessed it—DeLoreans. Watch this video profile of...
New to the team but not new to the business (VIDEO)

New to the team but not new to the business (VIDEO)

by | Mar 12, 2024

Greetings, Shop Press readers! I joined the Dorman team earlier this year and you may have already noticed a few posts with my name on them. Maybe you’re even asking yourself “What makes this guy qualified to offer an opinion or try to tell me how to work on cars?”...