1988 Buick Lesabre BATTERY AND ALTENATOR

1988 BUICK LESABRE
172,000 MILES • 6 CYL • FWD • AUTOMATIC
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ACE2
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MY CAR HAVE BEEN SITTING UP OVER 6 MONTHS AND I GAVE IT OIL CHANGE, NEW BATTERY AND IT WON'T STAY CHARGED THE ALTENATOR IS OVER 2 YEARS OLD NEW NOT REMANUFACTURED IT ONLY STAY CHAR FOR 10 HOURS DO I NEED TO REPLACE THE ALTERNATOR.
Dec 10, 2008 at 4:16 PM
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JACOBANDNICKOLAS
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Hi:
The alt could have a bad diode allowing battery power to pass to ground when the car is off. Take it to a parts store and have them check it. The' should do it for free. Also, if it was a new alt when you replaced it, chances are it has a lifetime warranty.

Let me know what you find.

Joe
Dec 24, 2008 at 7:46 PM