The powertrain problem of the car engine is general problem and this problem should be fixed properly for solving the car engine. Although, this problem is not serious problem in the car engine but you should not keep it in the car engine. You should fix it sooner by the meaning of the car engine P0756 Code. If you have no right meaning of the code or you do not know the process of solving the car engine, you must give the car to automobile engineer to solve this issue. The expert automobile engineer must know how to fix the car engine.