Factual error: When The Silver Tongued Devil contacts Bandit for a smokey report, he asks if the Bandit is "coming up on Fayetteville, on Interstate 82." Aside from the fact that Fayetteville, Arkansas is far off the direct route from Texarkana to Atlanta, Interstate 82 is about 1900 miles away from Fayetteville, in Washington state. In fact, at the time, there was no interstate highway at all near Fayetteville, Arkansas.
Factual error: After mounting armor in the bus they are approaching Phoenix on a two lane highway from the northwest. When entering the city they are shown coming around South Mountain on Interstate 10 from Tucson from the south.
Factual error: In the scene where a politician is making a televised speech away from the studio, the camera is a vintage RCA black and white TK-12, but the camera monitors in the van are all in colour.
Factual error: Donald Pleasence's character makes a left turn at an intersection controlled by a traffic light. The camera pulls back and reveals an Interstate highway shield on the road he turned from. Interstate highways never have at-grade intersections controlled by traffic lights; they are designed to be non-stop routes with access to side roads available only through ramps and grade-separated interchanges.