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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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mguay's avatar
mguay
Explorer
Oct 31, 2014
My current LML has dual alternators, and the one I ordered 14 days ago will have them as well. I run dual batteries in the 5er and the extra alternator charges them faster after a night in a truck stop or Walmart.

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