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Old 09-23-2013, 09:11 PM
Nemmisis1 Nemmisis1 is offline
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Join Date: Feb 2013
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Age: 41
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Vehicle: 2013 Ram 1500 sport
Color: BLACK
Engine: 2009-20?? 345ci (5.7L) Hemi V8 390hp 407lb/ft
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It's your tstat... Sounds like it get stuck and when your engine ges hot it builds pressure (higher) and blows open the stuck thermostat.. Replace it or open it up to inspect it.. Maybe corroded if dirty flush your whole system out
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