The alternator may fail, causing a "no charge" condition. An internal bearing may also fail and cause an abnormal noise. If the vehicle is driven too long with a failed bearing, the alternator may stop turning, which can cause the serpentine belt to break or the engine to stall and not turn over.
Failed alternator can cause "no charge" condition on GMC S15
Average mileage: (–)
Engine affected: 4.3L V6
1 model year affected: 1990
1 person reported this problem
0 people shared problem details
no code, want run ,starts and dies
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