The alternator may fail causing the battery to go dead. The charge light on the dash may or may not illuminate. The alternator may also develop an abnormal noise. A failed alternator will require replacement.
Average mileage: 100,000 (92,000–108,000)
Engines affected: 5.7L V8, 6.0L V8
12 people reported this problem
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Battery wont stay charged.has new battery and starter
Man, this DID happen to us! More than once! Once we changed the alternator, no problems!
Noisy broke down twice on the highway put some oil in it thinking it was the problem now believing it's the alternator