Your multimeter is a versatile tool. But for certain diagnostics, you need an oscilloscope to get a closer look at a vehicle’s electrical systems.
What an oscilloscope shows that your DVOM can’t (VIDEO)
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HOT OFF THE PRESS
Power and Ground Testing on an Electrical Circuit
The first steps you should perform when something electrical doesn’t work right.
ADAS Repairs: Why Calibration Is A Must
As ADAS becomes standard on modern vehicles, post-repair calibrations are a critical safety and legal requirement for every shop.
Sergio Pininfarina: Sculpting Speed and Beauty in Metal (Part 2)
Tracking Pininfarina’s career from the beginning to 1987.
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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. 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.
Forgotten Classics: The 1990-1993 Chevrolet 454 SS Muscle Truck
The 454 SS combines the time capsule looks of the GM GMT400 platform with an entertaining drive that harkens back to the muscle car heyday.
Hybrid A/C Compressor Oil-ASE Practice Question (VIDEO)
On a hybrid vehicle’s air conditioning system that utilizes a high voltage electrical compressor, can only the oil specified by the vehicle manufacturer be used in the compressor or is PAG oil acceptable for use in an electric vehicle’s compressor?
Troubleshooting a “No A/C Compressor Engagement” Fault
Why a compressor clutch doesn’t engage, and tips to find the cause quickly.
Is the Oil Change Interval in a Vehicle’s Owner’s Manual Always the Right Choice? (VIDEO)
Pete Meier explains how vehicle usage and oil/filter quality should affect your maintenance schedules.
Diesel Engines and Racing
You may be surprised at how diesels have made a name for themselves in motorsports.
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SHOP STUFF
Auto care news and advice you can use.
Diesel and DEF – ASE Practice Question (VIDEO)
Technician A says an empty DEF tank can cause a no-start condition. Technician B says DEF quality should be checked when SCR faults are present. Who is correct?
The Folded Paper Era and Beyond: Giorgetto Giugiaro’s Iconic Design Journey
Giorgetto Giugiaro influenced everything from groundbreaking supercars to beloved city vehicles.
Is It Ever Safe to Reuse Torque-to-Yield (TTY) Fasteners? (VIDEO)
Pete Meier explains why these single-use bolts should always be replaced for safety and proper function.
Do You Survey Your Customers, and How?
Customer satisfaction surveys should be clear, concise, and targeted.
Interpreting Compression Tests–ASE Practice Questions (VIDEO)
Technician A completed a compression test, noting high readings suggest an exhaust restriction, while Technician B says the test checks volumetric efficiency.
VIDEOS
Symbol of a Stumble: Edsel’s “Horse Collar” Grille
This one part became the symbol of the Edsel’s failure.
Don’t Get Hung Up on Hanging Calipers
A household trick to save time — and brake hoses.
Tire Damage Assessment – ASE Practice Question (VIDEO)
Assessing tire damage in order to make a repair decision, which technician is correct with the right repair?