The scene where Carrol Jo is charging toward the Glass House they used 2 different Ford W 9000 tractors. Throughout the movie Carrol Jo's truck had polished 10 hole aluminum wheels and in this scene, the truck had 5 hole steel wheels
Where Carrol Jo and Pops are being chased by the dark green truck, at one point they hit that truck as it's backing up. Afterwords when Pops walks around their truck, there is absolutely no damage to the front of Carrol Jo's rig.
When Clem pulls up to where the deputy has the two truckers handcuffed to the rig, he is shown walking from the back of his Ford Ranchero carrying a box twice between shots.
When Carrol Joe arrives at the Red River shipping company for the first time he stops just before backing up to the loading dock the crew are visible in the reflection on his front bumper.
In the scene where Jeri and Carroll argue in the pickup, and Jeri gets out of the truck and walks down the sidewalk while Carroll pleads with her to get back inside, the shadow of the boom mic from the camera car in front of the pickup can be seen at the bottom left of the screen.