Police are investigating a car fire in Christchurch after neighbours reported hearing a loud explosion before seeing a vehicle engulfed in flames.

Emergency services were called to Simeon Street in Spreydon at about 10.40pm on Monday.

Several Fire and Emergency New Zealand appliances responded to the blaze and worked to extinguish the fire.

A police spokesperson said police were notified of the car fire and enquiries were under way to determine the cause.

“At this stage, there are no indications of any suspicious circumstances,” the spokesperson said.

Neighbours told chrislynchmedia.com they were startled by a loud explosion shortly before flames lit up the street.

One resident said they ran outside after hearing the bang and saw the vehicle well involved in fire.

Firefighters brought the blaze under control and no injuries have been reported.

Police enquiries into the cause of the fire are continuing.