Ye, you are right.
native CreateVehicle(modelid, Float:x, Float:y, Float:z, Float:angle, color1, color2);
Example:
CreateVehicle(130, 0, 0, 0, 180, -1, -1);
This should create a Landstalker at a well-known point 0, 0, 0
![Smiley :)](http://archive.vc-mp.org/to2014/Smileys/default/smiley.gif)
. With angle -180 (faced to south) and random colors.