Why does my car alarm go off when I start the car?
Why does my car alarm go off when I start the car? When a car battery has almost no power, the alarm can go off. If there is a dying or dead battery and you try to start the engine, the alarm will go off. You can use a voltmeter to check the level of energy in the car’s battery. If the level of charge does not go above 12.6 volts, you need to get a new battery. But how long do car alarms go off? When does a car panic alarm shut off? Most panic alarms will shut off...