When braking i lag

[Fh6]

Ok so everything was working fine, then my game started to stutters when i braked or used a retarder, i tried changing graphics nothing, i overclocked It worked for a min then crashed my computer, If this is a bug please fix this or is there aby solution. I only have ets and no folders or junk on my pc only ETS, i really cant Play like before whith this lag it happens when i enter cities or a fuel station. It didnt happen before IT was totally fine i played with 200% scalling it worked perfectly, i dont know if this is a bug but its annoying and its hard to Play bo matter if its owned trailer, evern withplease help ut, please Fix as soon as possible,

[CarbonGTGaming]

Try and update your graphics card drivers see if that fixes the problem

[Fh6]

sorry forgot i made this, i asked on steam, and all i had to do was just turn off a setting and lower the scalling by 85% so no problem now,