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Mercury
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2003
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Grand Marquis V8-4.6L VIN W
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Repair and Diagnosis
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Specifications
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Pressure, Vacuum and Temperature Specifications
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Thermostat, Engine Cooling
Thermostat, Engine Cooling
Thermostat Opening Temperatures
Starts to open
87 - 93 °C (192 - 199 °F)
Fully open
104 °C (219 °F)