FIG. 1 is a top, front and left side perspective view of a signal lamp for a vehicle showing my new design;
  
    FIG. 2 is a top, front and right side perspective view thereof;
  
    FIG. 3 is a front elevational view thereof;
  
    FIG. 4 is a rear elevational view thereof;
  
    FIG. 5 is a left side elevational view thereof;
  
    FIG. 6 is a right side elevational view thereof;
  
    FIG. 7 is a top plan view thereof; and,
  
    FIG. 8 is a bottom plan view thereof.