Car Problem Reports

Dodge Ram 1500 Check Engine Light Due to Failed Thermostat

Dodge Ram 1500 Problem
11 Reports
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Model Years Affected: 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010

Engine Affected: 4.7L V8

Average Mileage: 193,990 mi (180,000 mi - 207,980 mi)


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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