FWIW: My 2019 Suburban w/ 89,000 started shifting 'funny'. Dealer reported (asbestos) fragments in trans fluid at dip stick - need R/R - because the clutch pack had failed allowing material to flow through the system taking out the pump. I found a small shop in Jacksonville, Fl who corrected...
there is a / several service bulletins out detailing the specific process of 'putting the radio to sleep for a moment', the re-booting it with battery power. The process seems to work for some fortunate souls ....
I am told to introduce myself.
An old fart with a 2019 4x4 Suburban w/ 85,000 miles having learned GM 6 speed auto transmissions fail about this mileage thanks to welded torque converter and the shifting disc failure (stated by my dealer as defined by GM as a 'wear item' ... calling the...
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