You cycle your gears (weapons) with the plus sign shaped pad and then you switch to the grenade. Next, You aim where you want throw it and Press and hold b. Finall y swing your arm ( over/under hand) and there it goes
To load the M-203 grenade launcher, which is fitted to the M-16: 1. Press the release lever (it's on the left side about halfway down the handgrip) and slide the barrel forward. Any spent shell...
Before I tell you how to use gernades, you'll have to know which control sheme you're using. You can always go to the options menu to change the control sheme to the Wii Zapper or the Wii remote with...