Police have arrested a man over a terrifying carjacking in which a woman was held at knifepoint.
Glenn Spark was arrested at a Sydney CBD hotel on Thursday afternoon in relation to the carjacking on Wednesday in Jordan Springs, police said.
In the incident, Mr Spark allegedly threatened a woman with the knife, before driving away in her blue Hyundai i30N.
She was unharmed during the incident.
Police arrived at the Jordan Springs shopping centre carpark around 10.20am following the incident and established a crime scene.
Around 1pm, police were called to a North Parramatta intersection, after reports a Mercedes and a blue Hyundai i30N had collided.
The blue car in the collision, with a NSW licence plate – HER30N – was identified as the stolen vehicle, however witnesses say the male driver fled on foot from the scene.