Police believe a white Peugeot Boxer van and a black Ford Focus were involved in two road traffic collisions near Harnham Gyratory between 7pm and 7.20pm on December 1.
The first incident reportedly saw the van hit the side of the car as the driver approached the roundabout from Downton Road.
The Focus driver then caught up to the van on New Bridge Road, where the van driver is said to have reversed into the car.
The van reportedly hit the side of the car while the driver approached the roundabout from Downton Road (Image: Google Street View) A Wiltshire Police spokesperson said: “We are appealing for witnesses to an incident that took place near Harnham Gyratory between 7pm and 7.20pm on December 1.
“A white Peugeot Boxer van and a black Ford Focus were reportedly involved in two road traffic collisions.
“The van reportedly hit the side of the car while the driver approached the roundabout from Downton Road.
“Shortly afterwards, the Focus driver caught up to the van driver in New Bridge Road and the van driver reportedly reversed into the Focus.
“We would like to speak with anyone who was in the area at the specified time and has dashcam footage of/saw any part of this incident take place.”
Witnesses should call 101 and quote crime reference number 5424011944.