Doug Kaufman, Author at UnderhoodService - Page 18 of 20
Auto Service The Way It Used To Be

The auto service business has definitely changed over the decades, but in some ways the story probably has stayed the same.

Future Automotive Fantasy Pales Next To Today’s Technology

Our industry continues to find real solutions to today’s challenges and to those they’ll be facing soon.

VIDEO: Developing A Business Plan

Do you have a business plan? And if so, do you still use it? This video is brought to you by the MyPlace4Parts Garage Studio.

VIDEO: The Importance Of Valve Stem Seals

Doug Kaufman explains what it means when a valve stem seal is damaged. Sponsored by MAHLE.

Not Just Your Average Joe

Joe Sharp, owner of Joe’s Garage in North Little Rock, Arkansas, was named winner of the 2019 Wix Driving Performance award.

VIDEO: Scope Current Ramp To Check Coil’s Secondary Circuit Function

Access to secondary waveform testing is nearly impossible on some modern coil over plug ignition coils. But what if you need to check the secondary circuit function of the coil? The solution might be scoping the current ramp. Sponsored by Blue Streak.

VIDEO: Measuring Dwell In The Ignition System

A coil takes a finite amount of time to build up this charge. This is the dwell time, normally defined as the camshaft’s degree of rotation, during which the voltage flows through and charges the primary side of the coil. Sponsored by Blue Streak.

Winter Vehicle Maintenance

For much of the country, winter brings potentially hazardous road conditions, meaning your shop should be planning now to help your customers safely weather the season.

VIDEO: Diagnosing Ignition Related Misfires

By performing these easy checks, you can determine if the spark plug wires are the problem or it is another component in the ignition system or on the engine. Sponsored by Blue Streak.

VIDEO: What Makes For A High-Quality Ignition Coil?

Less expensive ignition coils use resins that are less resistant to vibration, heat and endless heat cycles under the hood. Taking a risk on a cheap ignition coil from an unknown source can put an engine at risk. Sponsored by Blue Streak.

Attention To Tension: Why Start-Stop Engines Still Require Belt Diagnosis

As many start-stop vehicles are aging out of warranty, you are likely to be encountering them in your service bays.

100 Years And Just Getting Started

In 2020, Babcox Media – parent corporation of Underhood Service – will celebrate 100 years of dedication to the automotive industry.