In the final mission, the truck-mounted machine gun has different rates of fire depending upon whether the Player or an enemy is using it.
The term 'capital' is misspelled as 'capitol'.
The threads for an oil filter and the threads for a silencer are of two different gauges; it is not possible to thread an oil filter onto a pistol. The best method of using an oil filter as a silencer is to hold it onto the muzzle of the pistol.
Grammar and spelling mistakes in subtitles.
The tracers do not match the actual placement of shots, with tracers going several feet off-target.
Since an engine shutdown is a normal ship's procedure, shutting down the engine should not set off an alarm.