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Another Check Engine light?! So, what do we do? Is it time for DPF maintenance? Should I panic?!
Lets take a look at SPN 3720 FMI 15
Check out some of these other great videos!
How to Clean a DPF: https://youtu.be/gGo8-hDcBuU
How to Clean a DPF Pt2 - Drying: https://youtu.be/dDKvV56oJbo
How to Replace an Outlet NOx Sensor - https://youtu.be/SOTyZFj65gI
