Trivia: Original Dukes of Hazzard stars John Schneider, Tom Wopat and Catherine Bach were offered cameos in the movie. All three refused as they hated the screenplay.
Trivia: The director makes a cameo as a campus cop and reenacts the hilarious first scene of Super Troopers with the Duke boys in Atlanta.
Trivia: When Cooter phones the Dukes after being told by Rosco that the General Lee is being impounded, the tone of the numbers being dialled sound out the Dixie Horn.
Answer: Given the massive hype surrounding the film, and the untold publicity it garnered the Charger, I think it's highly unlikely that it was a coincidence, more a cynical marketing strategy.
Manky