A guide loop for a vehicle seat belt system includes a first portion configured for attachment to a body of a vehicle in one plane and a second portion extending from the first portion at an angle and configured for attachment to the body in another plane. The guide loop is fixedly attachable to and not rotatable with respect to the body. In another embodiment, the guide loop includes a third portion extending from the second portion and substantially parallel to the first portion. The third portion is spaced apart from the first portion prior to attachment to the body so as to define a channel that is configured for receiving a seat belt webbing. A guide loop for a vehicle seat belt system including a height adjuster includes a loop portion and a stop portion, and is fixedly attachable to and not rotatable with respect to the height adjuster.