Our 2017 GMC Sierra 1500 SLT Crew Cab 4X4 with the Premium Pack serves up power, capability, comfort, and style in Onyx Black! Motivated by a 5.3 Liter EcoTec3 V8 that provides 355hp paired with a 6 Speed Automatic transmission. This Four Wheel Drive truck also comes standard with a trailering package for easy towing, and it scores nearly 21mpg on the highway. Ruggedly handsome, our Sierra shows off HID headlamps, LED fog lamps, heated power mirrors, an EZ Lift and Lower tailgate, chrome bumpers with a rear CornerStep, and our package's tubular chrome assist steps and 20-inch alloy wheels.A clever layout keeps you feeling fresh in our SLT cabin along with a sunroof, heated leather power front seats, a leather-wrapped heated steering wheel, dual-zone automatic climate control, keyless access, remote start, and an infotainment system that's ready to connect. Highlights include an 8-inch touchscreen, Bluetooth®, WiFi compatibility, voice recognition, and our package for a Bose sound system. There's plenty of smart storage, too!GMC supports safer trucking with features like a rearview camera, StabiliTrak stability/traction control, hill-start assistance, tire-pressure monitoring, ABS, dual-stage airbags, and more. Our Sierra 1500 SLT proves that precision matters! Save this Page and Call for Availability. We Know You Will Enjoy Your Grand Valley Auto Sales Test Drive Towards Ownership!