Headlights

Tiny
ZSHEEK
  • MEMBER
  • 1973 DODGE CHALLENGER
  • V8
  • 2WD
  • AUTOMATIC
  • 92,000 MILES
At idle lights go dim but when the rpms come up they are bright
Saturday, January 15th, 2011 AT 9:46 PM

1 Reply

Tiny
CARADIODOC
  • MECHANIC
  • 33,864 POSTS
Measure battery voltage with engine off, engine at idle, and with engine speed increased a little. Use an inexpensive digital voltmeter, then holler back. Also be sure the alternator belt is tight.

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Saturday, January 15th, 2011 AT 10:16 PM

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