Vortec 5.3L V8 SFI FlexFuel engine

Available on WT/SLE/SLT 4WD models. Standard on SLT models.

  • 315 hp @ 5200 rpm
  • 335 lb-ft of torque @ 4000 rpm 
  • E85 capable1
  • Active Fuel Management improves fuel economy by deactivating half of the engine's cylinders when the power isn't needed
  • Variable-Valve Timing
  • Sequential Fuel Injection
  • Aluminum block
  • Paired with the 6-speed Hydra-Matic automatic transmission 
  • Backed by the 100,000-mile/5-year Powertrain Warranty2

    1 E85 is a blend of 85 percent ethanol and 15 percent regular gasoline. Go to gmc.com and search E85 for more information about E85 as an alternative fuel.
    2 Whichever comes first. See dealer for limited warranty details.