1992 Subaru Loyale over charging

1992 SUBARU LOYALE
200,000 MILES • 4 CYL • 4WD • MANUAL
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DEDEE
  • MEMBER
  • 1 POST
what would couse my car to over charge and than under charge than over charge in mile distence and keep doing it?
Mar 16, 2009 at 8:18 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
You have an internal voltage regulator that's not controlling the alternator output get it checked out. Inspect connections battery and alternator.
Mar 16, 2009 at 8:24 PM
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