U

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.

From the creative minds at:

FEATURE STORY

Hot Off the Press

Is It Ever Safe to Reuse Torque-to-Yield (TTY) Fasteners? (VIDEO)

Description Torque-to-yield fasteners are designed to deform during installation to ensure a secure connection. If a TTY fastener looks to be in good shape after removal, can it be reused? Pete Meier explains why these single-use bolts should always be replaced for...

Do You Survey Your Customers, and How?

Recently, I had the opportunity to take my car to a body shop (it’s a long story). Once the work was done and I was checking out, the office manager mentioned to me that they would be sending me a customer satisfaction survey and encouraged me to fill it out. Then she...

Interpreting Compression Tests–ASE Practice Questions (VIDEO)

Description Technician A has just completed a running compression test using a mechanical compression gauge. Technician B says that the test is used to check the volumetric efficiency of the engine. Technician A says that the higher-than-expected readings indicate a...

Do I Need a Tune-up?

If you’re like me, you might cringe a little. More often than not, they’re hoping this magical procedure will fix some mysterious issue with their car. But let’s break it down: what is a tune-up, anyway? Most dictionaries describe a tune-up as “a general adjustment to...

PSA: Be Safe With Brake Cleaner

If you work in a shop (and if you’re reading this, chances are you do), you are undoubtedly familiar with brake cleaner. And, if you know the scent of brake cleaner, you probably know that using it is not great for your health if it comes in contact with your skin,...

Compression Testing | ASE Practice Questions (VIDEO)

Description Technician A has just completed a dry compression test of a four-cylinder engine. All four cylinders are below specification by about the same amount. After performing a wet compression test, values remained unchanged. What could cause this condition? A)...

Dead Battery? (Video)

Dead Battery? (Video)

by | Jul 1, 2025

Dead Battery? (Video) Description With dozens of electronic control units on automobiles built in the last 25 years, incidents of battery drain caused by an ECU that will not turn off when it is supposed to are on the rise. Tracing the ultimate cause can be made...
Check Engine Light On?

Check Engine Light On?

by | Jun 26, 2025

Diagnosing an illuminated check engine light (CEL) is something professional technicians do on an everyday basis. The key to a correct diagnosis is following a logical diagnostic process and gathering the information you need to isolate and repair the cause. The...
Betcha Haven’t Serviced the Tool You Use on Every Job

Betcha Haven’t Serviced the Tool You Use on Every Job

by | Jun 12, 2025

The most dangerous thing we do all day long is one most of us don’t think about: we raise a vehicle weighing a ton or three high in the air and work beneath it. And yet, lifts aren’t maintained well in most shops. I’ve seen lifts out of plumb, bent legs, lifts with...
Inside Global (Generic) OBD-II

Inside Global (Generic) OBD-II

by | May 29, 2025

The engine control module (ECM) could just as correctly be referred to as the emissions control module. Its primary function is to ensure that tailpipe emissions remain at or below the emissions standards to which the vehicle was originally certified. The ECM turns on...
Watch This Video On Dry Sump Oil Systems

Watch This Video On Dry Sump Oil Systems

by | May 8, 2025

Recently, I was talking with Shop Press head honcho (Chief Bottle Washer—Ed.) Lemmy about something I wasn’t familiar with: dry sump oil systems. If you’re a newer tech who hasn’t worked on any high-end sports cars, you also might not be familiar with these systems....