1988 Buick Lesabre BATTERY AND ALTENATOR

1988 BUICK LESABRE
172,000 MILES • 6 CYL • FWD • AUTOMATIC
Avatar
ACE2
  • MEMBER
  • 1 POST
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 8:16 AM
Advertisement
Avatar
JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
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 11:46 AM
🔧 Tools & Auto Repair Parts
Find automotive tools, diagnostic equipment, and replacement parts for your next repair.
Shop on Amazon →
Paid affiliate link. As an Amazon Associate, we earn from qualifying purchases.
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Ask a new question

Frequently Asked Problems for This Vehicle