Fire crews from Camberley and Woking have been called to Chobham central garage.
Crews were called to smoke issuing from the car dealership on Bagshot road in Chobham.
Surrey fire and rescue mobilised the appliances just after 1am on Tuesday morning.
An early update: Fire crews are on scene, the area around the car dealership is heavily smoke logged. Firefighters are carrying out 360 survey in an attempt to locate source
Following extensive searches carried out by our fire crews, the incident has been confirmed false alarm, the source of smoke was due to a bonfire in a domestic property