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2001 Chevy Tahoe Alternator

Tiny
JOCEETX
  • MEMBER
  • 2001 CHEVROLET TAHOE
  • V8
  • 2WD
  • AUTOMATIC
  • 130,000 MILES
While I am driving and I come to a stop my truck's voltage will drop to about 10 then rise again back to 14 it does this frequently. It will still run without the battery connected. So what is the problem my battery?
Thursday, October 1st, 2009 AT 2:19 PM

1 Reply

Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Welcome, what your reading may be the charging system? Usually higher rpms means more alternator output to a certain point. You might have the codes checked, see if there is anything for the charging system?
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Tuesday, December 18th, 2018 AT 12:13 PM

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