Dealer called said problem was egr coolant bypass valve. Keeping overnight had to order part.
Enthusiast
Dealer called said problem was egr coolant bypass valve. Keeping overnight had to order part.
Brian Dupont
2002 Chevrolet 2500 ext Short Box Duramax
429000 miles and counting all stock accept for airbox mods
2015 2500 Silverado Duramax LTZ Z71 Crew cab Standard box
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