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Discussion Starter #1
I have a 2015 2500hd with the 6.6 duramax. Last week I took it in to get the EGR deleted. Yesterday I noticed my cruise will only work at 55 mph or slower. If I am going 70 and set the cruise, it sets it at 55 mph. If I am going 55 or under, it sets for the speed i
 
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