I have a 2017 Ram 1500 5.7 CC 4X4 with the 8HP70 and 3:21 gears. Have owned since new and only have about 15,000 miles on it. Since day one the truck has had a brutal "booming" or drone at low (~1200-1500) RPM. Worst is around 34MPH in town with light throttle. Only happens when (I assume) the...
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