Dan 19 Mar 2016, 7:34 pm #2570 Dan Site Administrator Dan Dan Website Posts: 18189 Threads: 220 Joined: Nov 2012 Reputation: 4 RE: Go North East: Upcoming Service Changes (19 Mar 2016, 7:32 pm)biglugs@yahoo.com wrote Next sunday im planning to ride a service 17a does that use mpds Yes - 17A/40/41 all interwork, using MPDs on Sundays. PVR of 6.