A teenager has been arrested following the murder in Uddevalla on Saturday, reports P4 Väst.
The man, suspected of murder or accessory to murder, is the third person to be arrested after another teenager and a man in his 20s were arrested for the same suspicions following the shooting in the Dalaberg area.
The victim, a man in his 30s, was found on the street by a passerby. He was taken to hospital, where he was later confirmed dead.