Highlight: The Sierra HD AT4 is designed for cruising around
town or conquering rough off-road terrains.
Test Vehicle’s MSRP: $78,050 (Base SE Model: $43,790)
Seating Capacity: 5
Standard Safety Features: airbags; ABS; an electronic stability control system; a teen driver safety mode mechanism; a trailer sway system; an Onstar safety and concierge system; LED side marker lights; LED fog lamps; LED cargo area lighting; front recovery hooks; and GMC multipro tailgate
