6 cars similar to 2003 Pontiac Grand Prix (_IX_) 3.8 i V6 12V GT (203 Hp)

1996 Pontiac Grand Prix VI (W) 3.1 i V6 SE (162 Hp)

Other generation.
Its production began in 1996 until 2001

1996 Pontiac Grand Prix Coupe VI (W) 3.8 i V6 GT (197 Hp)

Other generation.
Its production began in 1996 until 2001

1992 Cadillac Seville IV 4.9 i V8 (203 Hp)

Same engine. (L26).
Its production began in 1992 until 1997

1991 Cadillac Eldorado XII 4.9 i V8 (204 Hp)

Same engine. (L26).
Its production began in 1991 until 1994

2005 Buick Lucerne 3.8 i V6 (197 Hp)

Same engine. (L26).
Its production began in 2005 until 2011

1994 Cadillac DeVille 4.9 i V8 (204 Hp)

Same engine. (L26).
Its production began in 1994 until 1999