Check Engine Light Due to Failed Thermostat on Dodge Magnum

The thermostat may fail to close completely, causing the Check Engine Light to illuminate. This problem will prevent the engine from reaching normal operating temperature; a new thermostat should be installed.

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Average mileage: 86,705 (45,000–142,000)
Engines affected: 2.7L V6, 5.7L V8 HEMI
4 model years affected: 2005, 2006, 2007, 2008
12 people reported this problem
1 person shared problem details
2005 Dodge Magnum- 5.7L V8 HEMI45,000
check enigine light came on do to bad thermostat
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