Deonte Dwight Keyes, Jr. was in the back seat of the vehicle at a gas station at 1330 E. Atherton Rd. in Flint.
The car was running with the keys in the ignition while the mother went inside.
An unknown male jumped into the vehicle and took off with the child in the backseat. The driver went west on Atherton Rd.
Police later recovered the car and found the boy safe in the back seat.
After searching for hours the suspect has not been found.
The suspect is described as a 35 year old man about 6 feet tall. He was wearing a tan coat and a beige baseball cap with a blue jean brim.
If you have any information, please call the Flint Police Department immediately. 810-237-6801