

Bought a dodge dart with no reverse
i recently bought a 2013 dodge dart 1.4l with 76k miles that dosent move when in reverse. it was only $1000 so if i can fix this issue then i got a steal, any suggestions?????
i ran the cel codes and i get P1C99 (gear shift position circuit 1) & P0911 ( gate select actuator circuit range / performance). service transmission light comes on ofc
also, screen works but is unresponsive to touch
any help will be huge