lexusboi78

ive been havin a issue with my lexus and its driving me crazy,when i first got the sc400 it ran smooth 131k on the dash and i know when u buy a used car u will have problems but damn.Anyway i put close to 2grand into it and im still having the same problems she drives bad,but its on and off my trac off and engine lite comes on and off also!!!!!!It has this jerkin and loss of power but it dosent happen all the time its a v8 i should have power!!!!!