The collision took place around 13:43 by the La Motte Ford Garage at Bel Royal, and saw a grey Mercedes Benz crash into a silver Ford Fusion.
All three emergency services attended, with the 44-year-old driver of the Mercedes taken to A&E by ambulance.
Police said his injuries are not suspected to be life-threatening or life-changing.
The eastbound section of the road was closed while the scene was made safe and temporarily reopened at 14:32 before being briefly closed again to allow the vehicles to be recovered.
No one was arrested.
Pictured top: All three emergency services attended the accident at Bel Royal. (Fire and Rescue)