hello everyone , well i have a question hope anyone can help me i have been trying ton repair my bmw for about 3 weeks now first it was the termostat, then the water pump and some hose that goes on the air filter i did a tune up and now is acting up again today when i was driving it the '' trans program" light came up and the car felt really weird not enough power i dont have a clue of what the problem is. any suggestions?