battery light on dash Archives | Automotive Training Centre

A technician showing how to clean battery terminal corrosion from a car battery terminal using a wire brush

How to Clean Battery Terminals: Preventing Corrosion and No-Start Issues

TL;DR Learning how to clean battery terminals is an important maintenance skill that helps prevent starting problems and electrical faults. Corrosion buildup around battery posts can interrupt electri

18 March 2026

A dashboard showing a red battery light warning on the instrument cluster

Battery Light On in Your Car? What It Means and What Techs Check First

TL;DR When the battery light in the car appears, it usually indicates a charging system problem rather than a simple battery failure. The red battery light may point to issues with the alternator, wir

11 March 2026

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Dean Woloshen Auto Body Technician

Dean Woloshen
I had a great experience at ATC. The instructors were very experienced and excited to be passing on their knowledge to others. What I learnt at ATC helped me open up my own shop where I now have students doing their practicum. Having the ATC course under your belt really gives you an edge. Anyone interested in the automotive or auto body should sign up with ATC.

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