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Tiny
FRANKIEN
  • MEMBER
  • 1996 GMC C1500
  • V8
  • 2WD
  • AUTOMATIC
  • 163,051 MILES
I have a 1996 gmc 1500 305 motor 2 wheel drive, after about 10 or 15 minutes of driving ia starts to discharge, already had battery and altenator checked, checked the battery connections
Saturday, December 4th, 2010 AT 7:16 AM

1 Reply

Tiny
KHLOW2008
  • MECHANIC
  • 41,814 POSTS
If equipped with harmonic damper, check the damper for slippage which would reduce the alternator turning speed. Symptoms would most likely be coupled with belt squealing or swishing noise.
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Saturday, December 4th, 2010 AT 1:47 PM

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