The ornamental design for a vehiclegarnish, as shown and described.
FIG. 1 is a perspective view of a vehicle garnish showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is an end elevational view thereof; and,
FIG. 4 is a top plan view thereof.
FIGS. 1-4 illustrate a left-side version of a vehicle garnish, and the mirror images would constitute a right-side version thereof. The vehicle garnish of the present design may be utilized as a lower front bumper grille and lamp housing, but is not limited to that placement.