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Bill001's avatar
Bill001
Explorer
Jul 12, 2016

RAM 3500 Diesel Owners - Still Like Your Truck?

Hi, I've owned a Ford truck, and a GMC diesel. My son has owned a Ford diesel. I'm looking at a Ram 3500 4x4 dually diesel for the 5th wheel (30' 10,000lb unit). My question is for Ram 3500 o...
Cummins12V98's avatar
Cummins12V98
Explorer III
Aug 26, 2016
Be sure to change the rear axle fluid at 15K per the manual if towing heavy. I mistook the 24km for miles, oops!

At about 20K+ on take off turning I would get a bit of a grabbing feeling when towing. Made it home from our long trip and changed the lube at 24K and sent an oil analysis with Blackstone. The two Viscosity tests showed the lube was below the minimum.

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