at idle lights go dim but when the rpms come up they are bright
Jan 15, 2011 at 9:46 PM
Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
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CARADIODOC
AUTOMOTIVE REPAIR CONTRIBUTOR
34,308 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.