2021 Gmc Yukon: owner complaints and recalls

53% of everything owners report about the 2021 Gmc Yukon points at a single system: engine. That is 156 of 294 complaints on file.

294
Complaints
13
Recalls
9
Crash reports
0
Fire reports
9
Injuries
36.7
Severity index

Severity index 36.7 - Medium. It weights crashes, fires, injuries and fatalities per 100 complaints, so a vehicle attracting serious reports scores above one attracting many trivial ones (how this is calculated).

Middle half of all tracked vehiclesThis vehicle: 36.7p25 35p75 96cleanestworst
Where the 2021 Gmc Yukon sits against the quartiles of every vehicle we track.

Among the 90 2021 vehicles we track with at least 40 complaints on file, the 2021 Gmc Yukon ranks 69 of 90 by severity, where 1 is the worst. Its severity is higher than 23% of its model-year peers. See the full 2021 ranking.

What actually fails

EngineEngine: 156 complaints (53.1%)156 53%Power TrainPower Train: 47 complaints (16.0%)47 16%Fuel/Propulsion SystemFuel/Propulsion System: 40 complaints (13.6%)40 14%Engine And Engine Cooli…Engine And Engine Cooling: 29 complaints (9.9%)29 10%Electrical SystemElectrical System: 26 complaints (8.8%)26 9%Unknown Or OtherUnknown Or Other: 19 complaints (6.5%)19 6%Forward Collision Avoid…Forward Collision Avoidance: 18 complaints (6.1%)18 6%Air BagsAir Bags: 18 complaints (6.1%)18 6%
Systems named in complaints. One complaint can name several, so shares overlap.
ComponentComplaintsShare of complaints citing it
ENGINE15653.1%
POWER TRAIN4716.0%
FUEL/PROPULSION SYSTEM4013.6%
ENGINE AND ENGINE COOLING299.9%
ELECTRICAL SYSTEM268.8%
UNKNOWN OR OTHER196.5%
FORWARD COLLISION AVOIDANCE186.1%
AIR BAGS186.1%

Complaints filed per year

0801602020: 32021: 152022: 122023: 202024: 292025: 1522026: 63 (partial year)20212223242515226
Complaints filed per calendar year, not model year. The hatched bar is the current year and is still incomplete.
YearComplaints
20203
202115
202212
202320
202429
2025152
2026 (year to date)63
Complaint volume is rising - the last three years carry 6.7x the filings of the three before them, which usually signals a wear-related defect surfacing with age.

Recall campaigns

CampaignReportedComponentSummary
21V45500017/06/2021STEERING:STEERING CONTROL MODULEGeneral Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, Escalade ESV, Chevrolet Suburban, Chevrolet Tahoe, GMC Yukon, and Yukon XL vehicles. A software issue may cause a loss of power steering assist at startup or while driving.
22V03600027/01/2022POWER TRAIN:DRIVELINE:DRIVESHAFTGeneral Motors, LLC (GM) is recalling certain 2021 GMC Yukon, Yukon XL, Cadillac Escalade, Escalade ESV, Chevrolet Suburban, and Chevrolet Tahoe vehicles. The rear wheel driveshaft assemblies may have internal components that were not heat-treated properly, possibly resulting in
21V57900029/07/2021SERVICE BRAKES, HYDRAULIC:POWER ASSIST:ELECTRIC:CONTROL MODULE:SOFTWAREGeneral Motors, LLC (GM) is recalling certain 2021 Chevrolet Tahoe and GMC Yukon vehicles. Dealer service technicians may have calibrated the brake system incorrectly, affecting Electronic Stability Control (ESC) , traction control, Anti-Lock Brake System (ABS), and braking whil
20V81100023/12/2020SEAT BELTSGeneral Motors, LLC (GM) is recalling certain 2020 Chevrolet Bolt EV and 2021 GMC Canyon and Sierra 1500, 2500 and 3500, Yukon, Yukon XL, Cadillac Escalade and Escalade ESV and Chevrolet Blazer, Camaro, Colorado, Equinox, Silverado 1500, 2500 and 3500, Suburban and Tahoe vehicles
21V06400011/02/2021FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLYGeneral Motors, LLC (GM) is recalling certain 2021 Chevrolet Tahoe and GMC Yukon vehicles. The fuel tank assemblies may be missing adhesive between two layers of the fuel tank shell which may result in a fuel leak.
20V73500025/11/2020SEATSGeneral Motors LLC (GM) is recalling certain 2021 Chevrolet Suburban and Tahoe and GMC Yukon and Yukon XL vehicles. During general assembly, a repair involved removal of one or both front seats. The attachment bolts for the front seats may not have been properly reinstalled aft
21V73900023/09/2021FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP:CONTROL/DRIVE MODULEGeneral Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, GMC Yukon, and Yukon XL vehicles. The fuel pump power control module may cause the fuel pump to fail or operate intermittently, which can interrupt fuel flow to the eng
21V42100010/06/2021AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHTGeneral Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagn
21V19000018/03/2021SEAT BELTSGeneral Motors, LLC (GM) is recalling certain 2021 Cadillac Escalade, Escalade ESV, GMC Yukon, Yukon XL, Chevrolet Suburban, and Tahoe vehicles with third-row seating. The third-row outboard seat belts may have been entrapped or misrouted behind the outboard seat-folding mechani
22V61700011/08/2022SEAT BELTS:CRITICAL FASTENERSGeneral Motors, LLC (M) is recalling certain 2021-2022 Cadillac Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, GMC Yukon, and Yukon XL vehicles equipped with third-row seats. The rivet that retains the buckle to the mounting bracket in the left or right side third-row seat b
22V82700003/11/2022EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWAREGeneral Motors, LLC (GM) is recalling certain 2021 Yukon, Yukon XL, Chevrolet Tahoe, Chevrolet Suburban, Cadillac Escalade, and Cadillac Escalade ESV vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to compl
24V79700024/10/2024POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWAREGeneral Motors, LLC (GM) is recalling certain 2020-2022 Chevrolet Silverado 1500, 2500, 3500, GMC Sierra 1500, 2500, 3500, 2021 Cadillac Escalade, Escalade ESV, Chevrolet Tahoe, Suburban, GMC Yukon, and Yukon XL vehicles equipped with diesel engines. The transmission control val
25V27400024/04/2025ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICALGeneral Motors LLC (GM) is recalling certain 2021-2024 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles equipped with a 6.2L V8 gas engine. The connecting rod and/or crankshaft engine components may
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.