• Share
  • MSRP1 starting at
    17/22 city/hwy
    Max Seating3:
    Max Towing4:
    7600 lbs
    Max GVWR*:
    7000 lbs

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2015 GMC Sierra 1500

Style meets substance with the 2015 GMC Sierra 1500. The powerful yet efficient line of EcoTec3 engines are built for the toughest worksites. Exterior design details like projector-beam headlamps and chrome grille surround and bumpers are matched by the quiet and comfortable interior with durable, soft-touch instrument panel materials and door trim. The 2015 GMC Sierra 1500 is built to work on the jobsite and off.


Features based on 1SA model unless otherwise noted.

Safety and Security

  • Dual-stage frontal and side-impact air bags,5 driver and front-passenger head-curtain and seat-mounted side-impact air bags, front and rear outboard seating positions: with Passenger Sensing System
  • Daytime Running Lamps and automatic lamp control
  • StabiliTrak stability control system with Proactive Roll Avoidance and traction control; includes electronic trailer sway control and Hill Start Assist
  • Tire Pressure Monitoring System6


  • Reclining front split-bench seats; vinyl or cloth
  • Rear 60/40 folding bench seat (Double and Crew Cab)
  • 4.2" diagonal color display, AM/FM stereo with USB port7, auxiliary jack, and SD card slot
  • Tilt adjustable steering column
  • Cruise control
  • Monochromatic 3.5" diagonal Driver Information Center display
  • Air conditioning
  • Power door locks
  • Power windows (Double and Crew Cab)
  • Available OnStar 4G LTE with Wi-Fi®8, Connect up to 7 devices (smartphones, tablets, and laptops) to high-speed Internet through the vehicle’s built-in Wi-Fi hotspot

Engine availability

  • 4.3L V6 EcoTec3 with Active Fuel Management, Direct Injection, and continuously Variable Valve Timing with FlexFuel9 capability with 285 hp and 305 lb-ft of torque
  • Optional 5.3L V8 EcoTec3 with Active Fuel Management, Direct Injection, and continuously Variable Valve Timing with FlexFuel9 capability with 355 hp and 383 lb-ft of torque
  • Optional 6.2L V8 EcoTec3 with Active Fuel Management, Direct Injection, and continuously Variable Valve Timing with 420 hp and 460 lb-ft of torque


  • 6-speed automatic, electronically controlled transmission with overdrive and Tow/Haul mode; includes Cruise Grade Braking and Powertrain Grade Braking
  • 4-wheel disc antilock brakes with Duralife rotors
  • Independent front and multileaf rear suspension
  • Electric Power Steering (EPS) assist, rack-and-pinion steering
  • Heavy-duty battery with rundown protection


  • Halogen projector-beam headlamps
  • Intermittent windshield wipers
  • Foldaway rearview mirrors
  • P255/70R17 all-season tires
  • Chrome CornerStep rear bumper
  • Tailgate and bed rail top protection cap
  • Spare tire lock
  • Cargo box upper tie-downs (4)



Options are available on certain models only. See your Ordering Guide for details.

  • Seating options: Leather seating surfaces, heated and cooled, lumbar control, bucket seats, power adjustments
  • Dual-zone automatic climate control
  • Power-adjustable pedals
  • Power rear sliding window
  • 3 audio system options up to/including 8" diagonal color touch-screen Navigation10 with IntelliLink11, AM/FM/SiriusXM Satellite Radio12 (3-month trial)/HD, USB ports7, auxiliary jack, SD card slot, Bluetooth®13, Pandora® internet radio14, voice-activated technology for radio and phone, single-slot CD/MP3 player, Bose® sound system, Rear-Seat Entertainment Package that includes DVD/Blu-ray player with 9.2" LCD screen
  • OnStar: 6-month Directions & Connections Plan15. Includes Automatic Crash Response, Stolen Vehicle Assistance, Roadside Assistance, and Turn-by-Turn Navigation.
  • 110-volt AC power outlet
  • Active 4WD transfer case
  • Trailering Package
  • Max Trailering Package
  • Integrated trailer brake controller
  • Hill Descent Control
  • All-Terrain Package
  • Outside mirror options: Camper, heated, curb-tilt, turn-signal indicators
  • Remote Vehicle Starter System
  • EZ-Lift and Lower Tailgate
  • Ultrasonic Rear or Front/Rear Parking Assist
  • Rear Vision Camera System
  • 4 upfitter switches
  • Underbody Shield Package
  • Snow Plow Prep Package (Regular Cab)