GM Service Manual Online
For 1990-2009 cars only

Voltmeter Is Inaccurate By More Than 2 Volts

Step

Action

Value(s)

Yes

No

DEFINITION: The Voltmeter does not meet accuracy specifications.

1

Replace the Instrument Cluster. Refer to Instrument Cluster Replacement in SECTION 8C-4.

Are the repairs complete?

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Go to Engine Electrical Diagnostic System Check .

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