Please I need some to please help me out my honda crv 2003 ,,model select perfectly from 1_3 but when is about to change to 4 the sound of the engine wil go high and it will jump into it with force you will feel it seriously but once is on it no other problem it run smoothly to anywhere an journey at all . I bought the car like that for over a yr now then it was not as serious as this, I have service it severely with dexron 3 yet still the same please I need help am begging I love the car so much .