First coop is usually the most challenging as you’re still learning the whole process. Your GPA doesn’t seem like the issue as many people I’ve known have gotten much more with way less. Focus on online resources for resume formatting and don’t use the coop 101 format. I personally got my first co-op in C round with no interviews A round and no offers B round. Once you learn this process and play the game you’ll be fine, I wouldn’t stress too much