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1994 Chevrolet C2500 5.7L Oil/temp/voltage/tach gauges
Posted to GM Electrical on 4/28/2011 19 Replies

All the gauges read low. I have replaced ALL grounds. I am wonderng if the alternator only charging 12.3 volts at an idle will effect all the gauges and make read low as well. any inciste will be greaty appreciated, going to replace alternator today.

Thank y...

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car Vehicle Data

1994 Chevrolet C2500

VIN 2GCFK29K3R
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedOil/Temp/Voltage/Tach Gauges
ConditionsAll Gauges Reading Low.
Message Closed

car Vehicle Data

1994 Chevrolet C2500

VIN 2GCFK29K3R
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedOil/Temp/Voltage/Tach Gauges
ConditionsAll Gauges Reading Low.