2023 MERCEDES-BENZ SPRINTER 3500 Power Train Problems

Vehicle suddenly lost ability to accelerate. After driving narrow mountain roads with a lot of downshifting and upshifting, vehicle was on a long, gradual downgrade, then approached a long, slight (4%?) upgrade. Vehicle would not maintain speed and began to decelerate. Pushing the accelerator to the floor did nothing. Attempted to manually shift gears, but transmission would not downshift, or upshift. This almost resulted in being rear-ended by a semi. The speed limit was 55 and vehicle had decelerated to ~25 mph by the time I found a place to pull over. I stopped and was able to shift into Park. Revved engine and it behaved normally. I shut off engine for 1 minute and then restarted. Transmission and all other systems worked fine and continued to work normally for several hundred miles since then. There was no CEL, or other warning. There was no indication that it entered "Limp...

I noticed there was a reall of the front hub assemblies, however my truck must not be on the list of vins affected. I’m not sure where the problem originated, but I just passed over 20k miles and im experiencing signs and symptoms of what that recall would affect, this started a few weeks ago, not getting any better. It just stars vibrating and shaking pretty violently. like a wheels coming off. My father is also experiencing similar issues in is 2022 king ranch with 40k miles. Both trucks, very low mileage shouldn’t show these sort of symptoms yet. I’m not sure if they go hand and hand but it also disengages advanced track and all the front sensors and what not when it happens. After reading a few articles I do not feel the truck is safe on the road until probably inspected.