I replaced the alernator but still wont keep charge
KISSEY2311
MEMBER
2000 MERCURY MOUNTAINEER
179,000 MILES
The abs, brake, air, bag lights all come on before vthe car goes dead
Tuesday, November 8th, 2011 AT 1:36 AM
1 Reply
JACOBANDNICKOLAS
MECHANIC
109,724 POSTS
Okay, if the alt is new (and good), and the battery is good, make sure the battery terminals are clean and tight. If they are, you need to check the fuseable link between the alt and the battery. If it is bad, the alt can be good and it still won't charge the battery.