2006 Chevrolet Cobalt "alternator test good doesn 39" Questions

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...good..how can i tell if its the alternator Most auto parts stores offer testing for free. A volt meter can also be used to check alternator output. Connect the meter leads to the battery. The voltage ...

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...test done on the alternator (free at most commercial auto parts stores)-that should rule out problems with battery, alternator, and connections. the only other thing is the ECU, for some reason, ...

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Question about Chevrolet Cobalt

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...alternator test good but have a short in the engine ignitin feed Even though the alternator tested good it still may be your problem. Unhook the alternator power wire and let the car set for the ...

Question about Chevrolet Cobalt

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...alternator is likely the problem? How do I fix it? Thanks. if your seeing 12 volts after the charge, it doesn't mean the battery is good,, a single cell thats bad in a battery will give you fits ...

...TEST YOUR ALTERNATOR FOR FREE,TAKES JUST A FEW MINUTES. tell me if battery dead.try turn on ignition switch see if you have dash lights and see if top dome light on look bright or look dim.if no dash ...

Question about Chevrolet Cobalt

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GOOD battery ,, start the vehicle,, then with a meter check the battery posts,, you should get a reading of between 13.5-14.5 volts, if you don't,, your alternator isn't doing its job and will

Question about Chevrolet Cobalt

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...test your alternator under load. That is the most likely problem, your alternator. Just because the battery reads 12 volts doesn't mean that the battery is good, have the battery LOAD tested , ...

...the wiring is bad and needs to be replaced. Just because something is new doesn't mean it works so if this test doesn't work, take out the alternator and have it tested. Also check

...test the large cable for a 12v feed to alternator first then how to check from their on the sensor and the ignition light cable later motors require a sense from the ECU unlike older cars which were ...

Question about Chevrolet Cobalt

1 Answer

...alternator are done....possibly both. So take the battery to have it load tested. Most places that sell them can test them. If the battery is done replace it then test the battery with a volt meter. ...

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