Make copies of the config.txt and bodyconfig.txt files for the default car. \Steam\steamapps\common\Car Mechanic Simulator 2018\cms2018_Data\StreamingAssets\Cars folder and select the car you wish to mod.įor this guide I will be making changes to the Bolt Cape (1965 Chevrolet Impala) – see Screen 1 below. Always make backup copies of car files before you go messing with them.