3 YEARS OF ONSTAR & CONNECTED SERVICES PLAN
AT4 PREFERRED PACKAGE
BED VIEW CAMERA
DRIVER ALERT PACKAGE I
DRIVER ALERT PACKAGE II
GOOSENECK / 5TH WHEEL PACKAGE
LPO, OFF-ROAD HIGH CLEARANCE STEP
TECHNOLOGY PACKAGE
ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE
WHEELS, 20'' (50.8 CM) MACHINED ALUMINUM