I've removed my addons expect tdm and lw. I'll try deleting them, and then reinstalling gmod. Also some cars have weird skins.
[DOUBLEPOST=1459326206,1459321790][/DOUBLEPOST]@Walker it's an svn pack. I need to delete it from addons. On phone cant commmmmmmment
[DOUBLEPOST=1459343724][/DOUBLEPOST]So I deleted TDM and LW, trim colour is now back.