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volt gauge

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Old 06-09-2008, 01:03 PM
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sometimes like once every 2 days when i come to a stop my volt gauge goes down and my engine idles real low then it all goes back up why is this i was thinkin the alternator is messed up
Old 06-09-2008, 01:26 PM
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I am thinking the low idle is causing the voltage drop, not the other way around. Clean the throttle body and IAC and see how it does. Check for vacuum leaks too.
Old 06-09-2008, 01:51 PM
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whats the IAC again
Old 06-09-2008, 08:40 PM
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Idle air control solenoid.



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