Have you checked the fuses?
AnswerMay be a bad voltage regulator. alternator is no good without a voltage regulator. that's what "turns on" the alternator.94 Buick Lesabre replaced battery and alternator and the alternator is not charging the battery. Battery light is on and off. Is this fusable link. If so where is it located
Where is the a Alternator located on 1999 buick lesabre
Remove the positive cable from your 1997 Buick LeSabre battery. Remove the alternator belt. Remove the alternator wiring harness. Remove the alternator retaining bolts. Reverse the process to install the new alternator.
Disconnect the 98 LeSabre battery. Remove the alternator belt. Remove the alternator wiring. unbolt the alternator, remove it, and bolt the new one on. Reconnect the wiring, but the belt on, then reconnect the battery.
Hook it to a battery charger.
The alternator will not draw power from the battery but the rest of the vehicle systems will. If your alternator is not functioning properly the battery takes the toll.
what size of car battery do i need for a 2003 buick lesabre
could be a bad battery
The battery for the Buick LeSabre (2000) is located under the rear seat cushion.
Loosen the tensioner bolt on your 1990 Buick LeSabre alternator. Slide the alternator to the left and remove the alternator belt. Remove the wiring harness from the alternator. Remove the alternator retaining bolts. Reverse the process to install the new alternator.
inside of the alternator
no. you might have to reset the clock and radio.