Canterbury Police are seeking information in regards to two stolen vehicles involved in a number of incidents before being discovered abandoned and set alight.
Police are appealing for information and dashcam footage of a stolen 4x4 light blue vehicle with a large LED light bar on the front bull-bars.
The vehicle was involved in a number of incidents throughout the Ashburton area last Friday morning, including the robbery of a service station.
"The occupant of the vehicle broke into the service station using a sledgehammer and took a number of items," police said in a statement.
"A security guard's vehicle was rammed after attempting to follow."