I'll be posting some information on the Grand Prix from it's introduction in 1962 to its current model year. In the meantime, here are a couple of links to good Grand Prix information:

Charles Gianetta's 1969 Grand Prix website - some good info on the 1969 Grand Prix

Classical Pontiac - some good info on Pontiac Grand Prix history

Musclecarclub.com - more good info on Pontiac Grand Prix history

Pontiacserver.com - some great history of the Pontiac Grand Prix - 1962 to 1966

Pontiacserver.com - Pontiac Grand Prix history - 1967 to 1972

Pontiacserver.com - Pontiac Grand Prix history - 1973 to 1990

Click on any of the 1969 Grand Prix Ads below to view a large version (large versions are well over 100 Kb):