Posted on 12/19/2025
A dead battery always seems to show up at the worst time, and the first instinct is usually to grab a set of jumper cables and hope for the best. Done correctly, a jump start can get you back on the road quickly. Done incorrectly, it can damage batteries, electronics, or even cause a dangerous spark. Knowing the right way to jump start your car takes some of the stress out of that moment in the parking lot or driveway. Why Jump Starting Technique Really Matters Modern vehicles rely heavily on sensitive electronic modules that do not react well to voltage spikes. A sloppy jump start can send a sudden surge through the system and cause issues you may not see right away. That is why proper cable order and good contact points matter more now than they did on older, simpler vehicles. A poor connection can also cause the jumper cables to overheat, melt, or arc. That is hard on the battery terminals and dangerous for anyone leaning over the engine bay. As technicians, we ... read more