The 2019 GMC Sierra HD is available in both the 2500 and 3500 models, each offered in four different trim levels; Base, SLE, SLT and Denali. The Sierra HD also comes in many different configurations. The 2500 versions come in double cab or crew cab, both with either a standard box or long box. The 3500 style mirrors those options but also offer the option of two extra wheels on the rear axles, useful for towing extra-heavy loads. Beyond that, both 2500 and 3500 are offered with either a 6.0L V8 making 360 horsepower and 380 pound-feet of torque or a 6.6L V8 turbodiesel making 445 horsepower and 910 pound-feet of torque. The 6.0 V8 engine is paired with a 6-speed heavy-duty automatic transmission, while the 6.6L V8 diesel gets the well-known Allison 1000 6-speed automatic transmission. All 2500 and 3500 HD Sierras come with the option of having 2-wheel or 4-wheel drive. Maximum tow ratings top out at 23,100 pounds on the 3500 when properly equipped.
The Base Sierra trim is the entry point into the Sierra HD however still comes nicely equipped. Standard features include 17" steel wheels, automatic locking rear differential, StabiliTrak stability control system, hill start assist, chrome exterior trim, locking tailgate, bed rail protection caps, 7-inch touchscreen infotainment system with Apple CarPlay and Android Auto, 6-speaker audio system and a rear vision camera.
The SLE trim adds a good amount of features including 17-inch aluminum wheels, chrome grille surrounds, LED cargo box lighting, EZ lift and lower tailgate, keyless entry, 4.2-inch driver information center, 8-inch touchscreen infotainment system, leather-wrapped steering wheel, digital steering assist and a trailering package with a trailer brake controller. Moving up to the SLT trim adds 18-inch chrome aluminum wheels, fog lamps, heated leather seats, power adjustable pedals, dual-zone climate control, and remote start.
The top of the line Denali trim brings a sense of luxury to the HD pickup. Additional standard features include 20-inch chrome cast aluminum wheels, body-color bumpers and trim, signature Denali grille, spray-on bedliner, 8-inch driver information center, heated steering wheel, perforated leather seats, heated and ventilated power front bucket seats, wireless charging, Bose 7-speaker audio system and parking assist.
Options across the Sierra HD range tend to be fairly practical, with items such as a longer axle ratio, dual alternators and off-road suspension across the checklist of options. However, more common items such as a rear seat entertainment system, a navigation system, wireless mobile device charging, a remote locking tailgate and a sunroof are also available on the Sierra HD.
Many Configuration Possibilities
High Towing And Payload Capacity
Optional Dual-rear Wheel Setup
Available Luxury Options
Optional Diesel Engine
The 2019 GMC Sierra HD sees no significant changes for the new model year. However, for 2019, GMC discontinues the standard cab model, now only offering double cab and crew cab.
The 2019 GMC Sierra HD provides a lot of value for both the heavy-duty workforce and those who use it for pleasure. Designed to be an extremely capable, heavy-duty pickup, the Sierra HD offers a high tow rating and cargo capacity. Offered in a large variety of configurations, starting just over $38,000, the Sierra HD can be customized to fit the owner's specific needs and desires. From a true workhorse with a Duramax Diesel and Allison Transmission, to the luxury of the Denali, the Sierra HD is built tough while also providing a smooth relaxing ride all in one pickup.
Engine, Vortec 6.0L Variable Valve Timing V8 SFI, E85-compatible, FlexFuel capable of running on unleaded or up to 85% ethanol (360 hp [268.4 kW] @ 5400 rpm, 380 lb-ft of torque [515.0 N-m] @ 4200 rpm (Does not include E85 capability with (ZW9) pickup box delete.)
Transmission, 6-speed automatic, heavy-duty, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG/LPG capable engine.)
Rear axle, 4.10 ratio (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG/LPG capable engine.)
GVWR, 9900 lbs. (4490 kg) (Requires Crew Cab TK25943 model and (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG/LPG capable engine. Not available on 2WD Crew Cab models or with Regular Cab model.)
Air cleaner, high-capacity
Transfer case, with floor-mounted shifter (included with 4WD models only.)
4X4 chrome badge (Included and only available with 4X4 models.)
Grille surround, chrome
Headlamps, high intensity discharge (HID) projector-beam with GMC signature LED lighting
Lamps, cargo area, cab mounted with switch on center switch bank
Mirrors, outside manual, Black (Requires Crew Cab model.)
Glass, solar absorbing, tinted
Door handles, Black
Capless Fuel Fill (Requires gas engine and (E63) pickup box.)
Tailgate and bed rail protection caps, top
Tailgate, locking, utilizes same key as ignition and door (Not available with (AQQ) Remote Keyless Entry.)
Audio system, 7" diagonal Color Touch Screen with GMC Infotainment System, AM/FM with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice command pass-through to phone
6-speaker audio system
Bluetooth for phone, personal cell phone connectivity to vehicle audio system
Seats, front 40/20/40 split-bench, 3-passenger, driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Vinyl has fixed lumbar and cloth has manually adjustable driver lumbar.
Instrumentation, 6-gage cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
Driver Information Center, 3.5-inch diagonal monochromatic display provides warning messages and basic vehicle information
Windows, power with driver express up and down and express down on all other windows (Standard on Crew Cab and Double Cab.)
Door locks, power
Cruise control, steering wheel-mounted
Air conditioning, single-zone
Assist handle, front passenger and driver on A-pillars
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
Daytime Running Lamps with automatic exterior lamp control
Airbags Crew Cab: Single-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
Rear Vision Camera (Not included when (ZW9) pickup box delete is ordered.)
Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
Teen Driver configurable feature that lets you activate customizable vehicle settings associated with a key fob, to encourage safe driving behavior. It can limit certain vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver