(adsbygoogle = window.adsbygoogle || []).push({}); To do the glitch you have to stunt jump on top of this vehicle and grapple the door until it's fully opened, then when you grapple it again you should fall through the roof.

[ws]F8mK3oM607g[/ws]

I haven't tested on any other vehicle's, so i'm not sure if it will work on other ones. It's a useless glitch, but oh well.

The explosion would still hurt/kill you. I'm not sure about the bullets being able to hit you.