2006 Chevrolet Cobalt "car alternator output voltage high" Questions

alternator output. Connect the meter leads to the battery. The voltage should be at least 12 volts. If it isn't, then find out why. Just because a battery is new does not mean it is fully charged.

or additional batteries to "fill" in whenever the amplifier briefly needs more current than the alternator can provide - without drawing on the main car battery. Your alternator is probably just fine

car alternator is designed to keep a fully charged battery fully charged and to provide all the power for the car equipment. The alternator charge rate is regulated by a voltage regulator. Because the

...13.8 to 14.2 Volts. Some alternators go up to 14.3 V with no load, but anything higher than that should be investigated. A high alternator output voltage will also considerably shorten battery

...car won't start.Have gotten battery checked it is good. Check the battery power and earth leads where they connect to the Battery Terminals. I have had the same problem where the plastic part under ...

...car if that makes since. This message means that the cars battery charging system (CONSISTS OF ALTERNATOR)  is not being regulated properly, the voltage output of the engines Alternator exceeds ...

...high beams it gose away Check your battery cables and have someone check your alternator output voltage, it should be 14v when the car is running. Check that the belt to the alternator is not

...car is idling in neutral, the alternator has just enough output to supply the ignition circuits but once in gear and the idle speed drops there is insufficient voltage to run engine so it stalls, It ...

...alternator checked at an auto parts store. Or you may have to have it checked by a auto tech/dealer. Another possibility is the type of bulb you are using. I replaced the bulbs on my Escape with ...

disconnect these and see if the problem resolves. A stock alternator for this car only puts out around 70-80 amps. It doesn't leave much of a margin for additional current draw from high power add-ons