The Auto Park is the result of wrongful death lawsuits for not having the feature so I'm pretty sure they will not allow it to be disabled. If you remove your seatbelt and open the door it will slam it into park so you don't run over yourself like Anton Yelchin did in the story below.
Star Trek Actor's Parents File Wrongful Death Lawsuit Against FCA
Below are the 3 conditions listed in the manual that drives AutoPark
If the vehicle is not in PARK and the driver turns off the
engine, the vehicle may AutoPark.
AutoPark will engage when all of these conditions are met:
Vehicle is equipped with a rotary shifter and an 8-speed
transmission
Vehicle is not in PARK
Vehicle speed is 1.2 mph (1.9 km/h) or less
Ignition is switched from ON/RUN to ACC
If the vehicle is not in PARK and the driver exits the vehicle
with the engine running, the vehicle may AutoPark.
AutoPark will engage when all of these conditions are met:
Vehicle is equipped with a rotary shifter and an 8-speed
transmission
Vehicle is not in PARK
Vehicle speed is 1.2 mph (1.9 km/h) or less
Driver’s seat belt is unbuckled
Driver’s door is ajar
Brake pedal is not pressed
The message “AutoPark Engaged Shift To P Then Shift To
Gear” will display in the instrument cluster.
If the driver shifts into PARK while moving, the vehicle may
AutoPark.
AutoPark will engage ONLY when vehicle speed is 1.2 mph
(1.9 km/h) or less.
The message “Vehicle Speed Is Too High To Shift to P” will
be displayed in the instrument cluster if vehicle speed is
above 1.2 mph (1.9 km/h).