A man, 45, and a girl, 11, – believed to be related to Olivia – are still recovering in hospital from the crash.
In a statement Olivia’s family said she would “remain in our hearts forever”.
Olivia was pronounced dead at the scene of the crash, which was close to Trafford College.
Paying tribute, the family said: “She brought smiles to all faces at all times and was the star daughter, sister, granddaughter and goddaughter. “She was exceptional at school and left a blaze of success in all that she engaged in.”