same way you change any wiper blade on any car. lift up the wiper of the window pop the clip or plug out and pull the wiper out of the mount. easy. if your still lost ask a neighbor, or you autopart store attendent.
The 1993 Jeep Grand Cherokee takes 20" replacement windshield wiper blades on both sides front and an 11" or 12" rear wiper blade.
The wiper blades that are recommended for a 2006 Jeep Commander are the Trico Flex Wiper Blade, 18inch - 18-180.
Perhaps a defective wiper motor
this is only for the person
The 1999-2000 Jeep Grand Cherokee takes 21" replacement windshield wiper blades on both sides front and an 10" or 11" rear wiper blade.
The 1994-1998 Jeep Grand Cherokee takes 20" replacement windshield wiper blades on both sides front and an 10" or 11" rear wiper blade.
The 2003-2004 Jeep Grand Cherokee takes 21" replacement windshield wiper blades on both sides front. The front blades are available aftermarket at stores and online. The rear wiper blade is dealer-only.
The 2002 Jeep Liberty takes 19" replacement windshield wiper blades on both sides front.
It depends on the model of 2008 Jeep... See sources and related links below to lookup the correct wiper sizes with the correct wiper attachments.
The 2009 Jeep Grand Cherokee has standard hook-end wiper attachments on the front and a fairly specialized pinch tab rear wiper arm attachment. See sources and related links below to view wiper blade installation videos and for information on the special rear wiper blade.
The 2008 Jeep Wrangler takes a Jeep-only rear wiper blade that you can only get at the dealer. See sources and related links below for information on the front wiper blades.
19".