It’s comforting to know that, no matter how cold it is outside this McHenry winter, when you run out to your vehicle, your car, truck or SUV will start. When you have that kind of comfort, you don’t even think about it. It’s subliminal. But if you don’t have that confidence …If there is a weakness in your car, truck or SUV charging and starting system, a McHenry winter is likely to find it.