not charging

Asked by Jun 29, 2010 at 10:26 PM about the GMC Suburban

Question type: Maintenance & Repair

my suburban is not charging changed the alt. and still not charging it starts and runs until the battry goes dead i turn on my lights and the buzzer sounds and the guages do not work anyone have any ideas

1 Answer

50

there is usually a voltage regulator inline between the alternator and battery. If it goes bad, it won't allow the alt to charge the battery. It has happened to me before.

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