Two different styles of steering wheel shown in the close-up shots of the remote-controlled car's dashboard in the beginning of the episode.
The mercs close the General's trunk-lid very gingerly after loading the box of dynamite into the trunk, so the dynamite is apparently very unstable. Yet when the Dukes later jump the car over the train, the dynamite does not explode from the severe jolting shock of the car's landing.
In the last few minutes while Bo and Luke are fighting with the bad people, the general lee is moving to a stop. Despite being driver-less you can clearly see someones head crouched down in drivers seat.