For a 2000 Grand Prix GTP 4 dr, it's 22"
The 1999-2000 Jeep Grand Cherokee takes 21" replacement windshield wiper blades on both sides front and an 10" or 11" rear wiper blade.
19 inches
The 1994 Jeep Grand Cherokee takes 20" replacement windshield wiper blades on both sides front and a 10" or 11" wiper on the rear.
The front windshield wiper size on a Dodge Caravan is 26 inches for both driver and passenger. The rear windshield blad is 16 inches.
The 1996-2000 Dodge Caravan and Grand Caravan takes 28" replacement windshield wiper blades on both sides front and an 18" rear replacement wiper blade.
24 driver 17 passenger
The 1996-2000 Dodge Caravan and Grand Caravan takes 28" replacement windshield wiper blades on both sides front and an 18" rear replacement wiper blade. See sources and related links below for more information.
The 1996-2000 Dodge Caravan and Grand Caravan takes 28" replacement windshield wiper blades on both sides front and an 18" rear replacement wiper blade.
The 1997-2008 Pontiac Grand Prix takes 22" replacement windshield wiper blades on both sides front.
All 1985-1998 Pontiac Grand Ams take 19" replacement windshield wiper blades on both sides front.
The 1993 Jeep Grand Cherokee takes 20" replacement windshield wiper blades on both sides front and an 11" or 12" rear wiper blade.
All 1996-2000 Plymouth Voyagers take 28" replacement windshield wiper blades on both sides front.