Firefighters were alerted to the blaze on Murdock Road, Parson Cross, at 2am.
When they arrived they found a Seat Ibiza engulfed in flames.
Anyone with information should call South Yorkshire Police on 101.
Car torched in arson attack in Sheffield
A car was torched in an early morning arson attack in Sheffield today.
By The Newsroom
Friday, 30th December 2016, 8:19 am
Updated Monday, 9th January 2017, 12:13 pm