GMC Yukon XL 2021– car dimensions: 5720 mm long, 2057 mm wide and 1943 mm high. Unladen weight is 2,555 kg. Braked towing is 3,765 kg.
The SLE cabin has a 10.2-inch touchscreen with wireless Apple CarPlay and Android Auto. Tri-zone automatic climate control and standard cruise control are fitted. Front and rear park assist plus an HD rear vision camera help with low-speed manoeuvres. Automatic emergency braking, forward collision alert and front pedestrian braking come standard. Blind-spot warning, lane keep assist and rear cross-traffic alert are available only with the Pro Safety Plus package.
Cargo volume is 41.5 cubic feet behind the third row. Fold the third row for 93.8 cubic feet or both rear rows for a maximum 144.7 cubic feet. The independent rear suspension creates a lower, flatter load floor.
Maximum braked towing reaches 8300 lbs on 2WD models with the available Max Trailering Package. 4WD is rated to 8000 lbs. The package adds a trailer brake controller, hitch guidance with hitch view, enhanced cooling and a 2-speed transfer case on 4WD. Standard trailering equipment includes a hitch platform and 7-wire harness. Unbraked capacity is listed at 5000 lbs via the dead-weight hitch. Payload is approximately 1687 lbs on 2WD 5.3L models.
Heavy-duty cooling is part of the Max Trailering Package. The SLE uses the standard independent coil-spring suspension with passive dampers.
The cabin offers cloth seats with 10-way power driver adjustment including lumbar support, tri-zone automatic climate control, and acoustic laminated glass on the windshield and front doors for a quieter ride. It seats eight or nine with good legroom and a spacious feel suited to family use, though higher luxuries like heated or ventilated seats are absent on this trim.
5.3L V8 EPA estimates 15 city/19 hwy mpg
Oil change via oil life monitor, at least yearly. tire rotation every 7,500 miles
NHTSA overall 4-star crash rating
Standard Automatic Emergency Braking, Forward Collision Alert, Front Pedestrian Braking, Park Assist, IntelliBeam, rear camera, StabiliTrak
The standard 5.3L V8 pairs with a 10-speed automatic and delivers EPA fuel economy of 15 mpg city and 19 mpg highway. A 3.0L diesel was available later for better efficiency on this generation.
Servicing follows the oil life system that monitors conditions and signals when an oil and filter change is due, with a minimum once-per-year requirement. Tire rotations and inspections occur every 7,500 miles under the normal schedule.
NHTSA awards an overall 4-star rating, with 5 stars in side crash tests and 3 stars for rollover. Standard safety includes Automatic Emergency Braking, Forward Collision Alert, Front Pedestrian Braking, front and rear Park Assist, IntelliBeam headlamps, HD rear camera, and StabiliTrak with trailer sway control. Additional airbags cover frontal, side-impact, and curtain positions plus a driver inboard side airbag.
Basic warranty covers 3 years/36,000 miles with 5 years/60,000 miles on the powertrain. Follow the owner's manual schedule for fluid checks, filters, and other items to maintain reliability on this large SUV.
Length 5720 mm, Width 2057 mm, Height 1943 mm, Wheelbase 3406 mm (Yukon XL 2021-present)
Sources: manufacturer data, 2022 GMC News sheet “2022 GMC Yukon / Yukon XL Specifications ”, The 2021 GMC Yukon brochure and 2021 GMC Trailering Guide state an approximate 28.0-gallon Yukon XL tank, seating, The 2021 GMC media sheet 21MY_Yukon_XL_Specs lists the tire sizes.