It seems like you're discussing a program that allows high school students to earn credits for their classes. Here’s a clearer version of your information:
In [Program Name], students can earn credit for their high school classes provided they pass those classes. To obtain college credit, however, students must achieve a grade that meets the requirements set by the partnering institution. Additionally, in [Program Name], students do not earn college credits, regardless of their performance in the courses.
Feel free to fill in the "[Program Name]" with the specific name of the program you're referring to, and let me know if you have any other requests!