Though they will send you through remedial training if you don't pass the first time, make it easier on yourself by learning to swim before camp. [substeps] Washing out means you fail your training and aren't advanced into the marines.
[header] How to survive marine boot camp [title] Learn to swim before boot camp if you don't know how. [step] You will most likely wash out of boot camp if you can't swim. Passing a swimming exam is a major part of getting through boot camp.