BMW X7 M50d Service Cost (5 Year) of M50d Diesel engine. Service interval is 1 year & 8,000 km. Warranty  BMW X7 M50d is offered with 3 years / unlimited km of standard warranty BMW X7 M50d 5 Year Service Cost  No. Of Service  Schedule  M50d Diesel 1st service 1 Year / 8,000 km Rs. … Continue reading BMW X7 M50d