Your vehicle is not designed to tow a trailer. Attempting to do so can void your warranties.
Valve Inspection
Remove the valves.
Measure the valve in these areas.
Intake Valve Dimensions
A Standard (New):
27.85пјЌ28.15 mm (1.0965пјЌ1.108 ...
Using the Key*
Insert the key in the cylinder to lock and
unlock the tailgate. ...