Police arrested a man on suspicion of arson after a car blaze in Wonford, Exeter, on Friday night (April 2).
Firefighters were called to Rutherford Street at around 11.15pm, where they found a Vauxhall Corsa well alight.
The blaze was thought to have been started deliberately, said the fire service.
Police are treating the fire as arson and are appealing for witnesses to come forward.
A 26-year-old man from Exeter has been arrested on suspicion of arson.
He was released on bail until April 30.
A Devon and Cornwall Police spokeswoman said: “Police are investigating a suspicious car fire in Exeter.
“The vehicle was set alight in Rutherford Street sometime between 10pm and 11.30pm on Friday 2 April.
“The Vauxhall Corsa sustained serious damage.
“Police are treating the incident as arson and appealing for any witnesses to contact them.
“A 26-year-old man from Exeter has been arrested on suspicion of arson and has been released on bail until 30 April.”
Firefighters wore breathing apparatus and a hose reel jet to tackle the blaze.
A Devon and Somerset Fire and Rescue Service spokesperson said: “Devon and Somerset fire control received several calls to a car on fire.
“One fire appliance from Middlemoor was immediately mobilised by fire control.
“On arrival, the incident commander confirmed that one small private vehicle was well alight and got crews to work to extinguish the fire using breathing apparatus, a hose reel jet and small tools.
“Police were requested to attend, as the fire was believed to have been started deliberately.”
Anyone with information is asked to contact police by emailing firstname.lastname@example.org or calling 101, quoting crime reference CR/025946/21.