Five teens were hospitalised over the weekend after a ute rolled over at a vacant block in Flagstone.
Police are investigating the crash, which they say happened on Parkland Drive at about 4.45pm on 6 December.
Five people from the area, aged 14-18, were in a silver Nissan Navara, according to police reports, when it rolled.
Three of the occupants are now in hospital in serious but stable conditions.
That includes a 17-year-old boy who police say was driving, a 14-year-old girl, and an 18-year-old woman.
A 15-year-old boy was hospitalised with minor injuries, and a 17-year-old girl was also hospitalised but with no specified injuries.
Anyone with information or relevant vision are urged to contact police.
Investigations are ongoing.
