Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
ProGrade Trailering System includes (PZ8) Hitch Guidance with hitch view and (U1D) In-vehicle Trailering App (All features of (ZL6) Pro Grade Trailering are included within SLT / AT4 / Denali however the code of "ZL6" is not utilized for these PEGS and therefore will not be included on any ordering materials or within any systems.)