While operating the vehicle at low speed, the engine suddenly and without warning stalled, causing an immediate loss of motive power. Upon stalling while rolling, the vehicle's onboard software automatically engaged the AutoPark feature, forcing the transmission into Park and forcefully slamming on the electronic parking brake while the vehicle was in motion in active traffic. This created an extremely violent, unexpected stop that posed a severe hazard of rear-end collision and secondary injury. This safety defect...
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is progressive and accelerating. An initial isolated stall occurred previously, followed by two separate low-speed engine stalls with automatic emergency brake deployment in a single day.