Remember, you don't have to kill the vehicle to stop it, just kill the guy driving it.
ArmTech MGL-12: Nothing says love like a 3 round burst of HE Grenade to hit something for 32PNuff said.
That does sound really badass. Unfortunatley, with only one attack action per round you cannot do that. Now, your teammate that held their action? Sure! Just yell "Pull" before you throw it.
Or, if you're a troll, just throw the enemy and yell "Pull!"
LOL!In Soviet Russia grenade thow you!
It would be difficult to detonate a grenade by shooting it. The filler is pretty insensitive. Explosive ammo might work.