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2013 GMC Sierra 2500HD

The Sierra 2500HD is the very essence of Professional Grade confidence. With its bold lines, signature stance and premium fit and finish, Sierra 2500HD is built to impress. We built the Sierra 2500HD to deliver everything you expect from a heavy duty truck—and then we exceeded those expectations with the most powerful Sierra ever.

What’s new for 2013

  • Bi-Fuel Compressed Natural Gas (CNG) system available on Extended Cab models
  • 6.0L V8 Gaseous CNG with hardened valve seats
  • Electronic shift transfer case available on 1SA
  • Trailer brake controller standard on box delete models
  • Duramax 6.6 V8 Turbo Diesel 397 HP and 765 lb-ft torque on box delete models


Features based on 1SA model unless otherwise noted.

Safety and Security

  • Frontal air bags5
  • StabiliTrak® stability enhancement system
  • Trailer Sway Control (SRW)
  • Daytime Running Lamps and automatic lamp control
  • Tire Pressure Monitoring System6


  • Reclining front 40/20/40 split-bench seat
  • Rear bench fold-up seat (Extended and Crew Cab)
  • Driver Information Center
  • Air conditioning
  • 2 power outlets
  • Tilt-wheel adjustable steering column
  • Front passenger assist handle
  • AM/FM stereo with digital clock
  • Cruise control

Engine Availability

  • Vortec 6.0L V8 with 360 horsepower and E85 FlexFuel7 capability on pickup models
  • 6.0L V8 SFI Gaseous CNG (Compressed Natural Gas), with hardened valve seats (late availability)
  • Duramax 6.6L Turbo Diesel V8 with 397 horsepower, 765 lb.-ft. of torque; B20-Diesel compatible


  • 6-speed automatic transmission
  • 4-wheel disc antilock brake system
  • Independent front and multileaf rear suspension
  • Heavy-duty battery with rundown protection and retained accessory power
  • External auxiliary transmission oil cooler
  • External engine oil cooler


  • Intermittent windshield wipers
  • Foldaway rearview mirrors
  • All-season or all-terrain tires
  • 8-lug steel wheels with center caps
  • Front frame-mounted recovery hooks
  • Front and rear chrome bumpers
  • Dual halogen headlamps
  • Dual cargo area lamps
  • Spare tire lock


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

  • Side-impact and head curtain side-impact air bags5
  • Seating options: power, buckets, leather seating surfaces, heated
  • Power adjustable pedals
  • Power rear sliding window
  • Audio options: 6-disc CD changer, navigation8 system, Bose® system, DVD entertainment system, MP3 player, USB port,9 SiriusXM® Radio10 with 3-month trial
  • OnStar® 6-month Directions & Connections Plan11 with Turn- by-Turn Navigation
  • NavTraffic12
  • Bluetooth® wireless technology for select phones13
  • Rearview camera system
  • Allison 1000 6-speed automatic transmission (with Duramax)
  • Z71 Suspension
  • Electronic shift 4WD
  • Automatic locking rear differential
  • Trailering packages
  • Outside mirror options: camper, power, heated, curb-tilt
  • Remote Vehicle Starter System
  • EZ-Lift Tailgate Package
  • Ultrasonic Rear Parking Assist
  • Skid Plate Package
  • Snow Plow Prep Package
  • Pickup Box Delete