1990 Ford Bronco altenator

87,000 MILES • V8 • 4WD • AUTOMATIC
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RICOMANUELP
  • MEMBER
  • 1 POST
Why is my altenator putting out 17.5.
That is way to high.
Sep 15, 2009 at 8:35 AM
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DOCFIXIT
  • ✓Experienced Mechanic
  • 18,828 POSTS
Yes it is what is battery voltage engine off? if 12.6 or more then retifier inside alt not functioning well.
Sep 15, 2009 at 9:02 AM
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