The ornamental design for an exteriorvehiclemirrorassembly, as shown and described.
FIG. 1 is a front perspective view of the exterior vehicle mirror assembly design;
FIG. 2 is a rear perspective view of the exterior vehicle mirror assembly design;
FIG. 3 is a front elevation view of the exterior vehicle mirror assembly design;
FIG. 4 is a rear elevation view of the exterior vehicle mirror assembly design;
FIG. 5 is a left side elevation view of the exterior vehicle mirror assembly design;
FIG. 6 is a right side elevation view of the exterior vehicle mirror assembly design;
FIG. 7 is a top plan view of the exterior vehicle mirror assembly design; and,
FIG. 8 is a bottom plan view of the exterior vehicle mirror assembly design.
In the drawings, the broken lines depict two mirrors and the interior boundary of an exterior vehicle mirror assembly and form no part of the claimed design.