At approximately 1900 hours the Solomons Volunteers were dispatched for the reported commercial vehicle fire. Chief 3 arrived on scene to find a 18' tow behind camper with fire in the rear of the unit. Quickly command was established and Engine 33 arrived deployed an attack line to extinguish the fire. Shortly after Truck 3 arrived and members performed a primary search and overhaul of the camper. Upon the primary search Truck personal rescued a dog which was trapped within the camper. The crew from Ambulance 237 check out the dog for smoke inhalation and was released to the owners. The scene was secured and all units cleared at approximately 2022 hrs.