Why am i having to rev the motor on my isuzu NPR to get the alternator to charge?

1999 ISUZU TRUCK
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LITTLEDEBBIEMAN
  • MEMBER
  • 1 POST
To get the alternator to get a charge, I have to rev up the motor first
Mar 16, 2012 at 3:53 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check belt tension if okay-load test the alternator
Mar 16, 2012 at 4:17 PM
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