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Buick
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2010
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Lucerne V8-4.6L
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Idle Speed
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Specifications
Idle Speed: Specifications
The thermostat should begin to open at
87°C (188°F)
The thermostat should be fully open at
97°C (206°F)