Normally old/worn wipers will make more noise because the rubber is dried out, stiff and fighting the glass. If you replace the wipers and still have noise, usually its a twisted wiper arm (but this situation is rare - changing wipers solves the problem 99% of the time). See sources and related links below for information on Suzuki Grand Vitara wiper blades.
The 2012 Suzuki Grand-Vitara has .
The 2011 Suzuki Grand-Vitara has .
The 2013 Suzuki Grand-Vitara has .
The 2008 Suzuki Grand-Vitara has a V6 engine.
The 2013 Suzuki Grand-Vitara has 16 valves.
The 2009 Suzuki Grand-Vitara has 16 valves.
The 2004 Suzuki Grand-Vitara has a V6 engine.
The 2003 Suzuki Grand-Vitara has a V6 engine.
The 2008 Suzuki Grand-Vitara has 24 valves.
The 2002 Suzuki Grand-Vitara has a V6 engine.
The 2005 Suzuki Grand-Vitara has a V6 engine.
The 2010 Suzuki Grand-Vitara has 16 valves.