The collision happened on the southbound stretch of the M18 between junctions 2 and 3, between Edlington and Loversall, Doncaster.
All the vehicles have been moved onto the hard shoulder and recovery trucks are on their way to the crash scene.
Four cars involved in South Yorkshire motorway smash
Four cars were involved in a motorway smash in South Yorkshire earlier this morning.
By The Newsroom
Wednesday, 15th February 2017, 8:16 am
Updated Tuesday, 28th February 2017, 11:44 am