Dodge Ram 3500 Problem Report

Dodge Ram 3500 Check Engine Light Due to Failed Thermostat

(10 reports)

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.

Dodge Ram 3500 : Check Engine Light Due to Failed Thermostat -
I have had this issue with mine as well, I need to take it in to get it fixed. -
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