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WorldPac Fantastic Voyage 2025

WorldPac Fantastic Voyage 2025

Step aboard WORLDPAC’s Fantastic Voyage 2025 — a once-in-a-lifetime experience combining world-class automotive training, networking, and entertainment on the open sea. This cruise brought together top shop owners, technicians, and industry experts for an...

What Causes Wheel Bearings to Go Bad?

What Causes Wheel Bearings to Go Bad?

Think your tires or brakes are making that noise? It might be your wheel bearings. In this video, we break down everything you need to know about wheel bearings—those small but essential components that keep your wheels spinning safely. Learn the most common symptoms...

6 Repairs We See All the Time in North Idaho

6 Repairs We See All the Time in North Idaho

Are you a Subaru owner in North Idaho? In this video, we cover the 6 most common repairs we perform on Subarus right here at Six Star Automotive in Sandpoint, Idaho. From head gaskets to Ball Joints, these are the issues we see all the time—especially with the unique...

Voltage Drop Diagnosis – The #1 Electrical Testing Skill You Need



Voltage drop testing is one of the most powerful yet misunderstood electrical diagnostic tools in the automotive world. In this video, we break down what voltage drop really is, how it works, and why it’s far more reliable than simple resistance checks. You’ll learn how to test voltage drop across circuits, spot hidden resistance, and diagnose issues like slow cranking, dim lights, or faulty grounds with confidence.

We’ll walk through real-world examples using multimeters, test leads, and shop-proven techniques so you can apply these skills immediately. Whether you’re chasing a parasitic draw or a charging issue, voltage drop testing will give you the answers you need without the guesswork.

📌 Topics Covered:

What voltage drop is and why it happens

Voltage drop vs resistance testing

Testing power and ground sides of a circuit

Real-world voltage drop examples in the shop

Common mistakes to avoid

🔧 This is a must-know skill for technicians working on modern vehicles. Get ready to diagnose smarter, not harder.

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