A practical approach to auto repair shop management.
Mastering the Numbers
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HOT OFF THE PRESS
The Real Meanings Behind OBD-II Diagnostic Trouble Codes (VIDEO)
By breaking down the structures used to create DTCs, you can learn how to “decode” beyond the simple descriptions presented by a scanner.
What’s Torque-to-Angle All About?
It’s like torquing a bolt, but with an extra twist.
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?
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SHOP STUFF
Auto care news and advice you can use.
Dealing with “System Lean” DTCs
“System lean” diagnostic trouble codes are among the top 10 codes faced by techs.
Misfire Cause–ASE Practice Questions (VIDEO)
Technician A is diagnosing a misfire. He states that a misfire is caused by a fault in the ignition system and that new plugs and coils will repair the problem. Technician B says that a misfire is detected when the ECM detects a variation in crankshaft speed.
A History of the U.S. Presidential State Car (Part 2)
The commander-in-chief’s road transportation, from LBJ’s Lincoln Continental to “The Beast.”
Why Wheel Fastener Torque Matters More Than You Think (VIDEO)
If you’re still using torque sticks and impact power to install lug nuts and lug bolts, it’s time to reconsider.
A History of the U.S. Presidential State Car (Part 1)
The commander-in-chief’s road transportation, from Pierce-Arrow cars to the Kennedy Lincoln Continental.
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SHOP STUFF
Auto care news and advice you can use.
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.
Check Engine Light On?
Grab a generic OBD-II scan tool and take these first steps to turn it off and keep it off.
Which Parts of a Tire Are Safe to Patch? The Answer Has Changed (VIDEO)
Patching a punctured tire is a common job, but are you up to date on the latest guidance for safe plug locations?
CDK Global Outage: The Aftermath.
How one dealership stayed open through the uncertainty of a cyberattack.
DIYers: Yes, You Can Handle a Window Regulator Replacement
Here are some tips to help get you started.
VIDEOS
PSA: Be Safe With Brake Cleaner
Brake cleaner is loved by techs (for good reason), but make sure you’re taking safety precautions.
Compression Testing | ASE Practice Questions (VIDEO)
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?
When a Voltmeter Isn’t Enough (Video)
Many high-end scan tools come with a capable digital storage oscilloscope. Time to put that tool to work.