Dreaming of my sister driving a car is a positive sign as per dream meaning and interpretation. The dream means your sister will show confidence in facing the world. It also means success and positive developments in the life of your sister. Dreams of my sister driving a car and you wake up terrified or worried means you will be concerned about certain decisions of your sister. It also means you might be under estimating your sister.
Dream of my sister driving a car and you are sitting in the car means happiness and family get-together. It also means you will be part of a wish fulfillment of your sister.
Dreaming of my sister driving a car and you are not seen in the dream means you will hear about the progress of your sister. It also means you might become jealous of the achievements of your sister.
Dreams of my sister driving a car and it is at an unknown place means your sister might do things far away from which your family never approved of.