BMW X7 Service Cost (5 Year) of xDrive 40i Petrol and xDrive 30d Diesel engine. Service interval is 1 year & 8,000 km. Warranty  BMW X7 is offered with 3 years / unlimited km of standard warranty BMW X7 5 Year Service Cost  No. Of Service  Schedule  xDrive 40i Petrol xDrive 30d Diesel  1st service … Continue reading BMW X7