while playing, as the game often defaults to the monitor's native refresh, which can push the FPS beyond the 60 FPS safety zone. TDU Platinum Mod:
If you want to not only fix the police but also modernize the entire game, install (v2.0 or later). Created by a modder named "Mili," Platinum is a total conversion mod that replaces nearly every file in the game. Test Drive Unlimited Invisible Police Cars Fix