Summary

• With 150 currently listed for sale near Washington, DC and an average price of $39,060.00, 30.7% of 2021 GMC Yukon XLs for sale on CarGurus are rated as good or great deals.

• Favorably reviewed: Owners rated the 2021 GMC Yukon XL 5 / 5 stars.

• 75.3% of 2021 Yukon XL models on CarGurus are accident free.

• The 2021 GMC Yukon XL combines luxury feel, spacious interiors, and comfort for long trips with options for powerful engines including a 3.0L Duramax turbo diesel engine for improved fuel efficiency.

Why it stands out

The 2021 GMC Yukon XL stands out in the large SUV market for its impressive combination of luxury, space, and performance. It offers an extended wheelbase that significantly enhances passenger comfort, especially in the rear, catering perfectly to families and groups. The vehicle’s introduction of a new independent rear suspension design has improved ride quality, making it more agile despite its size. The available 3.0L Duramax turbo diesel engine not only provides better fuel efficiency but also adds to its attractiveness for buyers seeking a powerful yet economical option. While it excels in providing ample cargo space and advanced technology features, potential buyers should note that fuel economy could be an issue with various gasoline engines. Overall, the GMC Yukon XL remains a top contender for those needing a robust and luxurious SUV.

Other model years to consider

• 2023 GMC Yukon XL

  • Average price: $59,708.00
  • Good/great deal percentage: 24.7%
  • User rating: 5 / 5
  • Total listings: 186

• 2022 GMC Yukon XL

  • Average price: $46,884.00
  • Good/great deal percentage: 25.1%
  • User rating: 4.8 / 5
  • Total listings: 191

• 2020 GMC Yukon XL

  • Average price: $28,674.00
  • Good/great deal percentage: 27.0%
  • User rating: 5 / 5
  • Total listings: 141

This analysis is based on CarGurus' proprietary market data from June 9, 2026, CarGurus experts' opinions, and generative AI.