Firebird V8-305 5.0L VIN E (1992)
Volt Meter Gauge: Testing and Inspection
TEST J: VOLTMETER TEST
Connect a voltmeter between the positive and the negative terminals of the Battery. Turn Ignition Switch to RUN and measure voltage.
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If the voltage reading on the test voltmeter is approximately the same as the vehicle's Voltmeter, the vehicle's Voltmeter is good.
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If the voltage reading on the test voltmeter is different from the vehicle's Voltmeter, check PNK/BLK (39) wire, BLK (150) wire and Instrument
Cluster Printed Circuit for high resistance. Repair/replace the Voltmeter if the wires and the Printed Circuit are good
