At 2.17am on Tuesday (26) one crew from Dogsthorpe was called to a fire on Woodcroft Road in Marholm.
Firefighters arrived to find a car on fire and extinguished it using a hose reel. They returned to their station by 3.10am.
The cause of the fire was deliberate. Anyone with information should contact police by visiting www.cambs.police.uk to submit an online report or call Crimestoppers on 0800 555111.