When the car crashes into the pole you can see in the external scene that the fractured windscreen is gone but on the next internal shot it is back.
Around 00:03:22, Daryl puts his left hand out of the car window. In the next shot, his left hand is holding the steering wheel. In the next shot, his left hand is out the window again.
When Sheila was adjusting the stereo during the opening sequence, the remote she was using was for a Technics unit, but the stereo was an Aiwa.
There are no mountains in Kansas.
The "Rainking's" license plate on the front of his truck; Kansas does not issue front plates.