No.
if the Highway to Hell arc is 6 years older than the movie Cars, that mean that the name Lightning McQueen could be a reference to Thunder McQueen, think about it
Nope.
Have you ever stopped to think that Sex Pistols was the third stand that Giorno saw in his life and right in the first scene that the stand appears he is being fed
Probably Giorno must be thinking "Was I supposed to feed my stand?"