The ornamental design for a vacuumcleanerindicator, as shown and described.
FIG. 1 is a perspective view of a vacuum cleaner indicator showing my new design.
FIG. 2 is a top view thereof; and,
FIG. 3 is a front view thereof.
The broken line showing of the head of the vacuum cleaner in FIGS. 1-3 is included for the purpose of illustrating environment and forms no part of the claimed design.