This mod enables you to adjust the mirrors of you vehicles and actually make them useful when using the in-cab view.
Everything is fully multiplayer compatible and mirrors will be synched between all clients and saved by the server.

Find the source code here.

Default bindings are as follows:
- "Adjust Mirrors on/off" : [rctrl + keypad_0]
- "Change mirror" : [rctrl + keypad_5]
- "Tilt the mirror down" : [rctrl + keypad_2]
- "Tilt the mirror up" : [rctrl + keypad_8]
- "Tilt the mirror left" : [rctrl + keypad_4]
- "Tilt the mirror right" : [rctrl + keypad_6]