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cityilu5
cityilu5 6/14/2010
1993 Buick Roadmaster Limited 8Cyl5.7L - Engine
why does the reading of volts fluctuates from 15 to 12 on the voltage meter on the car's dash board?
new alt,coil,rotor,distributor,wireset, and spark plugs...if I leave the daytime running light switch on the battery drains
1 Answer
  • AutoMD Member
    AutoMD Member 4/26/2012
    Check at the battery with a voltmeter, if its the same your alternator is bad, if not it's a bad gauge.
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