2010 camaro ls3 had high speed buck from 60 to 78 mph when getting out of the gas then rolling back in.we changed every table timing and fuel no change helpedthen we took it to one of the best lsx guys he had never seen anything like that before.he blamed the cam see my sig but he got the idle sounds like a horse galloping cool still not worth 600 bucks stillneedless to say the problem was glaring me in the eyes everytime i started the car the low tire pressure light i run drag radials so i had the tire at 22 psi the other day last week i stopped for the hell of it fill the tires up will 32 psi almost all buck is goneand high speed is completely gone. how can that be/stabilatrac dealer wont even talk to a tech.you cant run 32 psi in drag radials you will wear the centers out.