it is good choice, every 3500Km change the Oil and filter, A+
evry 2months just visit Suzuki showroom for check-up,chilling AC, go for company fitted CNG car,
really enjoy the car, if you maintain it, on CNG 180~ 210 full cylinder in City, on motorway 240+,
my 3 yrs experience was not bad with Liana, simply go for it