GMC Sierra 1500 2019–2022 car dimensions: 5886 mm long, 2063 mm wide and 1921 mm high. Unladen weight is 2,141 kg. Braked towing is 5,489 kg.
The cabin starts with a 7-inch touchscreen that includes standard Apple CarPlay and Android Auto plus Bluetooth. Higher trims upgrade to an 8-inch screen. Climate control is manual air conditioning on the base model and dual-zone automatic from the SLT up. Cruise control is standard across the range. A rear vision camera is standard. Parking sensors, blind-spot warning with rear cross-traffic alert, automatic emergency braking, lane keep assist and adaptive cruise come only in optional Driver Alert packages on mid and upper trims, with some standard on Denali.
Bed volumes range from 62.9 cubic feet on the short bed to 71.7 cubic feet on the standard bed and 89.1 cubic feet on the long bed. The available MultiPro tailgate adds six positions for easier loading and access.
Maximum braked towing reaches 5489 kg on a properly equipped Double Cab 4WD with the 6.2L V8 and Max Trailering Package. Payload tops out at 1016 kg on a Regular Cab. The Max Trailering Package adds heavy-duty cooling, a higher-capacity alternator, revised springs and a locking differential. The AT4 includes a 2-inch lifted suspension with Rancho shocks and skid plates for work off pavement.
The cabin feels spacious and quiet with a tall commanding view and logical controls. Higher trims add leather seats that heat and ventilate, plus a heated steering wheel for all-day comfort. Storage is plentiful with under-seat bins, seatback pockets, a large center console, and multiple cupholders. Dual-zone climate and rear vents keep the whole cab comfortable. An optional power sunroof opens for light and air but is a single pane.
EPA fuel economy 15-23 mpg combined depending on engine and drivetrain. diesel higher.
Engine Oil Life System monitors and alerts for oil changes. tire rotation every 7,500 miles.
NHTSA overall 4 or 5 stars by cab configuration. side crash 5 stars.
IIHS Good in most crashworthiness tests. optional front crash prevention Superior.
Standard kit: six airbags, StabiliTrak with rollover mitigation and trailer sway control, rear vision camera, hill-start assist, TPMS.
Advanced aids like automatic emergency braking, lane keep, blind-spot alert, and adaptive cruise available in packages on higher trims.
Fuel use varies widely with the five engines. Gas V6 and V8 models return mid-teens to low-20s mpg combined. The 2.7-liter turbo improves that a bit. The 3.0-liter diesel reaches the mid-20s combined and stretches range farthest. Most engines run on regular unleaded. the 6.2-liter prefers premium for full power. Tank size is about 24 gallons on most cabs, larger on some regular cabs.
Servicing centers on the Engine Oil Life System that tells you when oil needs changing based on actual conditions, with checks at least yearly. Tire rotations and multi-point inspections come every 7,500 miles. Cabin air filter swaps occur around 22,500 miles. Coolant lasts longer, up to 150,000 miles. Follow the normal or severe schedule depending on towing and conditions.
Safety starts with six airbags, electronic stability control, and a standard rear camera. Higher trims or packages add automatic emergency braking, forward collision alert, lane-keep assist, blind-spot monitoring, rear cross-traffic alert, and adaptive cruise. NHTSA scores overall four or five stars. IIHS rates most crash tests Good, with Marginal on passenger small-overlap and Poor headlights. the optional crash-prevention system earns Superior.
Keeping the truck means watching the oil-life monitor, rotating tires on schedule, and using the available camera and trailer aids for daily work. The MultiPro tailgate and bed options make loading easier. Standard warranty covers three years or 36,000 miles bumper-to-bumper and five years or 60,000 miles on the powertrain.
Length 5886 mm, Width 2063 mm, Height 1921 mm, Wheelbase 3745 mm (Sierra 1500 2019–2022)
Sources: manufacturer data, 2020 GMC Sierra 1500 Product Guide, Displacement, 2020 GMC Trailering Guide.