She is voiced by Shari Albert.
Vasquez serves as a police officer in the Los Santos Police Department. According to the 2 stripes on her uniform she is the rank of Police Officer 3, the real life LAPD equivelant of corporal.
Grand Theft Auto Online
Vasquez appears in a mission in GTA Online where the player must chase her and take the evidence. This is the only known appearance of her and she is required to be killed.