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1986 Chevrolet Corvette 5.7L Voltmeter
Posted to GM Electrical on 11/18/2008 12 Replies

Charging starts out great (as high as 15.1), slowly drops off to 11.6 v at idle with all accs. on. Battery is new. Alternator has been replaced 3 times, the last one being a 140 amp. hi- output. Voltmeter inside is .75v lower than actual. Amp test ok. All conn...

12 Replies Received (View Replies)

  Related Documents & Media  1986 Chevrolet Corvette

 
Message Closed w/FIX

car Vehicle Data

1986 Chevrolet Corvette

VIN 1G1YY078XG
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedVoltmeter
ConditionsVoltage Tapers Off
Message Closed w/FIX

car Vehicle Data

1986 Chevrolet Corvette

VIN 1G1YY078XG
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedVoltmeter
ConditionsVoltage Tapers Off