Firefighters from Martock and Yeovil were called to numerous reports of a car on fire on the A303.
Police and firefighters attended the scene at around 9.30am today (May 19).
When firefighters arrived they requested a further appliance for water which was mobilised from Ilminster.
They also asked police to close the road.
One lane of the A303 was closed but it has since reopened.
Fire crews extinguished the vehicle fire using 2 breathing apparatus wearers, 2 hosereel jets and one 45mm jet.
The fire had also spread to the grass verge which was extinguished with fire beaters.
The cause of the fire was accidental.
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