azdryheatExplorerMay 28, 2021Tranny fluid changeGot 70,000 miles on the current ATF oil, so today it and the spin-on filter got changed. I also dropped the pan to see if there was any sludge and it was clean. Love this Duramax/Allison combo.
Cummins12V98Explorer IIIMay 30, 2021I At 30k I drained 8 qts and filled with the Mobil. At 60k dropped pan replaced filter and 9 qts AMZ/OIL.I will do the 90k a bit early before heading South this Fall at 85k or so with AMZ/OIL Signature series ATF.
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