Police investigating truck crash that sparked chaos on Sydney motorway

Police allege a truck abandoned after a crash on a major road was carrying $6300 in stolen diesel.

Police allege a truck that crashed on a major Sydney road, sparking chaos, was carrying $6300 in stolen diesel.

Motorists were advised to expect heavy delays after the truck flipped on the M7 motorway about 8.30am.

The truck, which overturned south of The Horsley Dr at Horsely Park, was reportedly carrying 3000 litres of diesel.

Police were told the vehicle was left abandoned. Picture: Nine

NSW Fire and Rescue staff and hazmat crews were called in to contain the spillage.

In a statement, police said when officers arrived, the vehicle was unoccupied.

“Police have been told that two males, believed to be the driver and an occupant, left the scene prior to police arrival,” they said.

Crews contained the spill: Picture: Nine

“There have been no injuries reported at this time.”

As part of their investigation, police allege the truck attended a service station on The Horsley Dr and the driver failed to pay for about $6300 in diesel shortly before the rollover.

They now appealing for assistance in finding the two men, with the driver described as being in his 30s or 40s.

The man is described as being of medium build, last seen wearing a white cap, orange/black hi-vis T-shirt, orange/yellow shorts and grey shoes.

Motorists were advised to expect heavy traffic. Picture: Nine

The passenger – a man believed to be in his 20s or 30s – is described as being of medium build and wearing a dark blue/black coloured hooded jacket.

Shortly after 11.30am, Live Traffic NSW reported that the crash had been cleared and delays were easing.

The agency had previously reported that one of two southbound lanes were closed because of a two-truck crash.

Anyone with information or dashcam footage is urged to contact Crime Stoppers on 1800 333 000.

Originally published as Police investigating truck crash that sparked chaos on Sydney motorway