User blog comment:Suparockr/List of Plotholes throughout the series/@comment-5236409-20120719185349/@comment-24174486-20120719185929

It's entirely possible for other members of the Normandy crew to have the Mako delivered to wherever Shepard and the squad will need it.

... seriously, this list is far less "plot holes" than it is "things that aren't explicitly answered". XD