Parts of the vehicle can burst because of heat, shooting debris great distances. Bumper and hatchback door struts, two-piece tire rims, magnesium wheels, drive shafts, grease seals, axle, and engine parts, all can become lethal shrapnel. Although relatively rare, gas tanks of motor vehicles can rupture and spray flammable fuel, posing a clear potential for serious injury. In even more extraordinary instances, gas tanks have been known to explode. Hazardous materials, such as battery acid, can cause injury even without burning.
Vehicles fires are so dangerous that firefighters wear full protective fire themselves safe.
They also have the ability to quickly put out vehicle fires with large amounts of water or other extinguishing agents. You don't have these safety advantages so use great caution. After you are a safe distance away, call 911. Stay far away, don't attempt to return to it. If you attempt to use a fire extinguisher, use with great caution.