Maruti Suzuki — Engine working on running

Address:

Malappuram, Kerala

My Desire while in running after 40 / 60 km Engine suddenly goes in slow working for 05/10 minutes. Then my desire runs as regular. After three days same complaint got. Then Three months later same. I approach service centre. They tuned my engine and told it will not happen. Then after one month same complaint and I give my vehicle for servicing. Still complaint is there. My one friend in Trivandrum got the same complaint in his Swift.