richyung601 Posted October 19, 2013 Share Posted October 19, 2013 I have a 1997 Mack Ch600 E7-427 engine the truck sits and runs fine on hot dry days but when it's moist after it rains I crank the truck up its starts but while running it shuts down could you all please thanks?! Quote Link to comment Share on other sites More sharing options...
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