2015 GMC Sierra 1500 SLE 4x4 Regular Cab 6.6 ft. box V8 5.3L, Command Start A quiet cabin and fuel efficient engine is what makes this Sierra a 3/5 Star rating. With features such as command start, illuminated entry, emergency communication system, remote keyless entry, front and rear beverage holders, Bluetooth, lane departure warning, compass, outside temperature display, exterior parking camera, mode select transmission, occupant sensing airbag, panic alarm, driver lumbar support, alloy wheels, brake assist, speed-sensing steering and MORE, this truck makes a top pick with consumers.