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therink's avatar
therink
Explorer
Oct 31, 2014

Buying new Duramax HD - input from Dmax owners wanted

I am about to order a 2015.5 GMC 3500HD SLT all terrain edition Crew cab Dmax SRW and looking for input. I tow the fiver in signature below and will be installing a Reese standard rail kit for my ex...
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guidry's avatar
guidry
Explorer II
Oct 31, 2014
2nd on the backup camera. I'd reconsider the bed mounted 7pin plug, it's more convenient and keeps the cord out of harms way near the bumper. You can always decide you don't want to use the bed mount but this way you have a choice. You're going to love your Dmax, especially the exhaust brake!

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