Operation CHARM
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Saturn
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2008
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Aura L4-2.4L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Thermostat
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Specifications
Thermostat: Specifications
The thermostat should begin to open at
90°C (194°F).
The thermostat should be fully open at
107°C (225°F).