The ornamental design for an autotaillightcover, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a front view of an auto taillight cover showing the new design.
FIG. 2 is a rear view thereof.
FIG. 3 is a left side view thereof, which is symmetrical with a right side view thereof; and,
FIG. 4 is a top view thereof, which is symmetrical with a bottom view thereof.