Car audio system - 2 550 watt amplifiers, 2 10″ subs, 2 250 watt 6×9s, 1 .5 farad capacitor, upgraded battery and alternator. After installing the capacitor according to the manufacturer’s wiring diagram, I find that the car battery is... Read More

Increasingly, the indicator lights on the dashboard of my 1985 Volvo DL will, without apparent cause, flash on and off very quickly. The car continues to run without any change and the on/off cycle is very quick, 1-2 sec. Could this be a grounding problem... Read More