Fuel Economy
16–23MPG
Gas & Hybrid options available
NHTSA Complaints
305
9 crash reports • 6 reporting injuries
Safety Recalls
13
13 official NHTSA recalls
NCAP Safety Rating
Not Rated / Pending

EPA Fuel Economy & Powertrain Specifications

Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by powertrain configuration

Powertrain Group Engine / Drivetrain City MPG Hwy MPG Combined MPG Est. Annual Fuel Cost
Gasoline 2WD 3L 6-Cyl Diesel
Automatic 10-spd • Rear-Wheel Drive
14–21 20–27 16–23 MPG $3,400–$4,750 / yr
Gasoline AWD 3L 6-Cyl Diesel
Automatic 10-spd • 4-Wheel Drive
13–20 19–26 16–22 MPG $3,600–$4,750 / yr
Standard 3L 6-Cyl Diesel
Automatic 10-spd • Rear-Wheel Drive
13–21 19–27 16–23 MPG $3,400–$4,750 / yr

NHTSA NCAP Crash Test & Safety Ratings

Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration

NHTSA 5-Star NCAP laboratory crash evaluations are not currently on file for the 2021 GMC Yukon.

Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as Not Specified and Lane Departure Warning (LDW) is documented as Not Specified in official NHTSA records for tested 2021 GMC Yukon models.
View complete 2021 GMC Yukon crash test & safety breakdown →

Reported Problems & Owner Complaints Summary (305)

Summary of 305 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)

Total Complaints
305
Crash Reports
9
Fire Reports
0
Complaints w/ Injury
6
Total Injuries
9

Top Reported Problem Categories

Ranked by total consumer complaint submissions recorded by NHTSA

Engine 104 complaints
Powertrain 24 complaints
Engine & Cooling 22 complaints
Fuel & Propulsion System 15 complaints
ENGINE,FUEL/PROPULSION SYSTEM 11 complaints

Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.

View all 2021 GMC Yukon problems & component breakdown (82 categories) →

Official Safety Recalls (13)

Manufacturer safety recall campaigns monitored and recorded by NHTSA

NHTSA Campaign #21V579000 Active Recall
Affected Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:ELECTRIC:CONTROL MODULE:SOFTWARE

Defect Summary: General 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 while towing a trailer.

Free Manufacturer Remedy: Dealers will recalibrate the brake system control module, free of charge. Owner notification letters were mailed on August 27, 2021. Owners may contact Chevrolet customer service at 1-800-222-1202; GMC customer service at 1-800-462-8782. GM's number for this recall is N212340970.
NHTSA Campaign #22V036000 Active Recall
Affected Component: POWER TRAIN:DRIVELINE:DRIVESHAFT

Defect Summary: General 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 driveshaft failure.

Free Manufacturer Remedy: Dealers will replace the left and/or right rear driveshaft assemblies, free of charge. Owner notification letters were mailed on March 14, 2022. Owners may contact Chevrolet customer service at 1-800-222-1020; Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782. GM's number for this recall is N212351030.
NHTSA Campaign #20V735000 Active Recall
Affected Component: SEATS

Defect Summary: General 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 after the repair was completed.

Free Manufacturer Remedy: GM will notify owners, and dealers will inspect the seat attachments for both front seats and install attachment bolts as needed, free of charge. The recall began December 21, 2020. Owners may contact Chevrolet customer service at 1-800-222-1020, and GMC customer service at 1-888-988-7267. GM's number for this recall is N202312720.
View all 2021 GMC Yukon recalls & campaign history (13 campaigns) →
Official US Government Data Provenance

The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:

  • NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
  • NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
  • U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.