See also:

Hitches
Do not use a hitch that clamps onto the vehicle’s bumper; use a load-carrying hitch. You must distribute the load in your trailer so that 10–15% of the total weight of the trailer is on the tongue ...

Combination lap and shoulder belts
1. Insert the belt tongue into the proper buckle (the buckle closest to the direction the tongue is coming from) until you hear a snap and feel it latch. Make sure the tongue is securely f ...

Using the power lumbar support
The power lumbar control is located on the outboard side of the seat. Press one side of the control to adjust firmness. Press the other side of the control to adjust softness. ...