Aisin Trans & Gear Box Fluid/ Oil Changes
By Goose55
Hello all. I have a 2019 3500 4WD Laramie 6.7 Cummins HO dually w/ the Aisin Trans. 29K miles. I have not towed anything yet. I'm too lazy to look through the user's guide and I don't want to be pressured by the dealership to due unnecessary maintenance. Been Googling and am I correct on the following? . . . . The trans fluid should be changed at 30K--and then at 60K--pan dropped and filter and fluid changed? With no severe use, gear boxes changed at 60 - 80K? I never use 4WD, only... Read more





