3.8L V6 SFI Series III, CLEAN ACCIDENT FREE CAR FAX, and Trades welcome!. Fun begins at AC Motors New Hope! Talk about an outstanding time! Are you still driving around that old thing? Come on down today and get into this superb-looking and fun 2006 Pontiac Grand Prix! It is nicely equipped with features such as 3.8L V6 SFI Series III, CLEAN ACCIDENT FREE CAR FAX, and Trades welcome!. High speed highway driving is no problem for this Grand Prix...this car won't even break a sweat! J.D. Power and Associates gave the 2006 Grand Prix 5 out of 5 Power Circles for Overall Initial Quality. New Car Test Drive called it ''...a family-size car with custom-car styling and a performance-car attitude...'' Great Customer Service!