MULTI-COLOR 15" DIAGONAL HEAD-UP DISPLAY, DENALI PREFERRED EQUIPMENT GROUP includes standard equipment, DENALI ULTIMATE PACKAGE includes (CWM) Technology Package and (CF5) power sunroof, ASSIST STEPS POWER-RETRACTABLE with LED perimeter lighting, TRANSMISSION 6-SPEED AUTOMATIC HEAVY-DUTY (STD), TRAILER TIRE PRESSURE MONITOR SENSORS includes set of 4 sensors. Sensor functionality requires (U1D) In-vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories, GVWR 10 650 LBS.