A blue Toyota Corolla was set on fire on Wednesday the 15th of June at around 1am at Luí na Gréine, Oldtown, Letterkenny.
The fire is believed to have been started maliciously.
Anyone who may have dashcam footage and who was travelling in Oldtown around that time is being asked to make it available to Gardaí.
They are also appealing to anybody who may have information that may progress the investigation to contact Gardaí in Letterkenny on 074 916 7100.