Your problem has an easy answer.The answer lies in that you dinnt make some races and thats it.The careermay be at 100% but the races you have completed may be at 80,75% or other.Just make the all rsces and thats it.
thought so , thanks for confirming my doubt, so now all i gotta do is complete t races nd tat's it, also 1 last question, does any1 kno how to unlock bonus cars, refer this post plz :
Link refer post no.2 in tat topic, so any1 knows , if i do complete 100% of t game, will i unlock those cars??