1990 Chevrolet Silverado Hi Chevy Pickup Turn Blinkers On Alternator Gauge

1990 CHEVROLET SILVERADO
126,000 MILES
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  • 1 POST
Hi I have a 1990 chevy pickup and when I turn my blinkers on my alternator gauge pulses with the blink and when I turn my head lights on the gauge drops and when I turn on the heater the gauge drops I replaced the battery and alternator with a power master 140 amp alternator I have no clue what it is please help
Jan 29, 2013 at 10:44 AM
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JDL
  • ✓Experienced Mechanic
  • 16,098 POSTS
I think what your seeing is normal. I like to see voltmeter over 13 volts with everything turned on.
Jan 29, 2013 at 12:49 PM
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