OPTION PACKAGES DENALI ULTIMATE PACKAGE includes (L86) 6.2L EcoTec3 V8 engine (Q7M) 22 aluminum wheels with premium paint and chrome inserts (SFE) wheel locks LPO (CF5) power sunroof (JL1) trailer brake controller (BRS) Tri-Mode Power Steps (VQY) chrome recovery hooks LPO. ENGINE 6.2L ECOTEC3 V8 WITH ACTIVE FUEL MANAGEMENT DIRECT INJECTION and Variable Valve Timing includes aluminum block construction (420 hp [313 kW] @ 5600 rpm 460 lb-ft of torque [624 Nm] @ 4100 rpm) AUDIO SYSTEM 8 DIAGONAL COLOR TOUCH SCREEN NAVIGATION WITH GMC INFOTAINMENT SYSTEM AM/FM/SIRIUSXM HD RADIO with USB ports auxiliary jack Bluetooth streaming audio for music and most phones Pandora Internet radio and voice-activated technology for radio and phone (STD) TRANSMISSION 8-SPEED AUTOMATIC ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD).
EXPERTS ARE SAYING Edmunds.com explains Around town the Sierra's brakes are friendly and capable. Like the brakes the steering is easy and gives you enough confidence to pilot this truck around town..
Fuel economy calculations based on original manufacturer data for trim engine configuration.