Problems owners report
Complaints filed with NHTSA about the 2020 GMC Yukon, by the system named in each complaint. One complaint can name several.
- Power train15
- Engine12
- Service brakes3
- Unknown or other3
- Electrical system2
- Electronic stability control (esc)1
- Engine and engine cooling1
- Fuel system, gasoline1
- Back over prevention1
- Forward collision avoidance1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fatal crashes in the US
From 2020 to 2023, 14 2020 Yukon vehicles were involved in crashes on US public roads in which someone died; 4 people died inside them, and 2 of the vehicles rolled over. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
New York safety inspections
At its first New York inspection the 2020 GMC Yukon failed the safety check 0.70% of the time — 40% less often than the average 2020 passenger car (1.18%). Median odometer at inspection: 46,673 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
In New Zealand
2 2020 cars are on the New Zealand register; 100% arrived as used imports, 0% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Crash-test ratings
NHTSA 5-star results for 2 variants; 0 of 2 rated variants score five stars overall. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2020 GMC Yukon SUV 4WD | ★★★★☆ | 21.9 % |
| 2020 GMC Yukon SUV RWD | ★★★★☆ | 22.8 % |
- Electronic stability control
- Standard
- Forward collision warning
- Optional
- Lane departure warning
- Optional
- Best overall rating
- 4 / 5
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 7 variants: combined 13.4–18.4 L/100 km (about 13–18 mpg US), CO₂ 298–327 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| Yukon · Sport utility vehicle: Standard · Regular gasoline | 15.7 | 10.5 | 13.4 |
| Yukon FFV · Sport utility vehicle: Standard · Regular gasoline | 15.7 | 10.5 | 13.4 |
| Yukon 4WD · Sport utility vehicle: Standard · Regular gasoline | 16.0 | 11.2 | 13.8 |
| Yukon 4WD FFV · Sport utility vehicle: Standard · Regular gasoline | 16.0 | 11.2 | 13.8 |
| Yukon 4WD · Sport utility vehicle: Standard · Premium gasoline | 16.5 | 10.9 | 13.9 |
| Yukon FFV · Sport utility vehicle: Standard · E85 ethanol | 21.2 | 13.9 | 17.9 |
| Yukon 4WD FFV · Sport utility vehicle: Standard · E85 ethanol | 21.7 | 14.3 | 18.4 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
2 Transport Canada recalls for the 2020 GMC Yukon.
| 2021103 26 Feb 2021 | Tires Issue: Certain vehicles were built with tires that may have been cured too long. As a result, the sidewall could crack or the tread and belts could separate. … |
| 2019533 24 Oct 2019 | Brakes Issue: On certain vehicles, there may be an error in the electronic-brake control module software. This could cause the driveline-protection system to activat… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
General Motors, LLC (GM) is recalling certain 2026 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, and GMC Sierra 1500, Yukon, and Yukon XL vehicles with four-wheel (4WD) or all-wheel drive (AWD), and certain 2015-2020 Suburban, Escalade, Escalade ESV, Yukon, Yukon XL, and Tahoe vehicles. A component missing from the drivetrain transfer case may cause the front and/or rear wheels to lock up without warning to the driver.
General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT4, XT5, Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, Traverse, GMC Yukon, Yukon XL, 2018-2021 Chevrolet Express, GMC Savana, 2019-2020 Chevrolet Blazer, Silverado 1500, GMC Acadia, Sierra 1500, and certain Continental tires sold to the aftermarket for various model year 2018-2021 vehicles. The affected tires were cured for too long during production.
General Motors LLC (GM) is recalling certain 2020 Cadillac Escalade, Escalade ESV, Chevrolet Camaro, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The fuel pump may be missing a pressure regulator, allowing for over-pressurization of the fuel system.
General Motors LLC (GM) is recalling certain 2015-2020 Chevrolet Suburban, Tahoe, and GMC Yukon, and 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles equipped with a 5.3-liter engine, a 3.08-ratio rear axle and four-wheel drive. If a wheel-speed sensor fails, while the vehicle is traveling between 41 and 60 mph in four-wheel or automatic mode, the Electronic-Brake Control Module (EBCM) software may activate the driveline-protection system.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What GMC told its dealers about the 2020 GMC Yukon: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11012009 | This bulletin helps aid the tech in possible transmission noise that may be normal or abnormal depending on the concern noted. |
| 11011996 | This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative. |
| 11011989 | This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid. |
| 11011900 | This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue. |
| 11011805 | This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when repairing wiring harnesses. |
| 11011782 | This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel. |
| 11011709 | This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. |
| 11011444 | This Preliminary information communicates to the dealer a process for accessing the procedure to add attachments to a GM technical assistance case using the dealer case management tool. |
| 11011436 | This Preliminary information communicates for Technicians installing a Service Replacement Transmission Assembly to contact Technical Assistance to make sureunit is not suspect of a snap ring concern prior to installation. |
| 11011420 | This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC. |
| 11011406 | This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when theForward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert". |
| 11011367 | This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope. |
| 11011205 | This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules. |
| 11011182 | This engineering information (EI) closure ends the need for gathering further information from technicians in regard to a Chirp, Squeal, and/or Whine Type Noise Heard from Front of Vehicle During a Cold Start and/or While in Operation. |
| 11011119 | This Preliminary information communicates to dealers GM is working on a solution for outdated Apps |
| 11010901 | This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain. |
| 11010639 | This informational bulletin advises the tech and the customer of a normal DEF operation while under high load conditions and when the time is right to fill the DEF at that time frame. |
| 11010576 | This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC. |
| 11010566 | This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only). |
| 11010545 | This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S). |
| 11010495 | This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S. Only). |
| 11010493 | This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. |
| 11010491 | This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. |
| 11010490 | This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. |
| 11010488 | This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program. |
NHTSA manufacturer communications (public domain)