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What would cause my 2000 GMC Sierra 1500 volt gauge to start out at 11 volts at startup and then go to 14 volts after idling for a while?
Wiki User
∙ 14y ago
Slipping alternator belt
Loose connection
Bad alternator
Computer problem
Wiki User
∙ 14y ago
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Does the oil leak cause the gauge to stop idling?
A gauge does not idle, please rephrase and re-ask the question.
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