Factual error: The movie is set in 1979-1980. You can see vehicles all throughout the movie that were manufactured after 1980.
Factual error: Edgar's license plate is "FROG BROS", but California only permitted up to seven digits at that time. It wasn't until 2014 when eight or nine digits were permitted, but even then only in "very rare cases." (00:27:40)
Factual error: In the beginning, a Dunkin' Donuts cup is shown with the pictorial logos representing "America Runs On Dunkin'. This ad campaign was not begun until 2006.
Factual error: When Luke puts the starting cables on the battery of the pick-up truck sparks fly from the connection. However since he hasn't connected the cables to anything on the other end yet no sparks should be visible. Next to that the battery is nearly dead so there is no power to give the sparks in the first place.
Factual error: When Craven is pulling over the car in the tunnel exiting the city, the vehicle pulls over in a completely different part of the city. (00:58:40)
Factual error: Wolves don't bark. Especially adult wolves.