The third week of July is over, and it brought a bevy of tech tips and a few so-called gremlins! Here are the five most popular articles for the week of July 14-18, 2025.

5. Tech Tips Shorts #2: Leveraging The 'Wiggle' Test to Reveal Intermittent Gremlins

Intermittent faults can be one of the most frustrating things to deal with in the bay, so take a minute to listen to Brandon Steckler's advice on how to drive those seemingly random faults to the surface and how to properly implement the good ol' wiggle test.

4. Stop Brake Pulsation: Tech Tips That Work

In this video sponsored by AutoZone, get a refresher on the best ways to address one of the more common customer complaints: brake pulsation. Find out how these issues start, how to best diagnose the cause, and how to keep your customers from experiencing it in this video.

3. Scanner vs. scope diagnostics

Snap-on's Keith Wray takes us on a "house tour" of sorts, explaining the doors and windows that come with PCMs. Scanners and scopes are totally different tools, but they're key allies in diagnostics.

2. Tech Tip: How to Diagnose Overheating with Thermodynamics and Data

Motor Age technical and multimedia content director Erik Screeden breaks down how to effectively and accurately diagnose overheating issues and explains just what causes these sorts of issues in today's vehicles. 

1. Photo Gallery: ISN Tool Dealer Expo 2025

TDE 2025 was an incredible event, celebrating the recent merger of ISN and NOD, ISN's 40th anniversary, and the 25th anniversary of TDE itself! Take a look at some of the sights from the show by browsing our photo gallery from the event here.