[Vince]

pawn Код:

if( IsPlayerInVehicle( playerid, 403 ) || IsPlayerInVehicle( playerid, 514 ) || IsPlayerInVehicle( playerid, 515 ) )

Wrong on so many points. Another classic case of vehicleid/modelid mix-up. https://sampwiki.blast.hk/wiki/GetVehicleModel
Not to mention that you will be spammed with that message and that the timer will be set tons of times.