Maybe your Cats worn out!
If it has a 2.5 V6 it does if its 4cyl. it may have a pre catalytic converter and a post converter
The 2012 Suzuki Grand-Vitara has .
The 2011 Suzuki Grand-Vitara has .
replace thermostat suzuki gran vitara 2000
The 2013 Suzuki Grand-Vitara has .
Hi pls advise Suzuki Vitara JLX vitara fuse box location
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.