Used 2015 GMC Sierra 1500 for Sale near Saint Louis, MO

## Summary - With 2,187 currently listed for sale on CarGurus and an **average price of $19,443.00**, 30.1% of 2015 GMC Sierras for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2015 GMC Sierra 1500 4.3 / 5 stars. - **62.2% of 2015 Sierra 1500 models on CarGurus are accident free**. - The 2015 GMC Sierra 1500 capitalizes on its smart interior and mature exterior with commonsense improvements and creature comforts that are commonplace to many full-size pickups nowadays. ## Why it stands out The 2015 GMC Sierra 1500 stands out as a significantly refined full-size pickup, benefiting from a complete redesign the previous year. This model features a comfortable and light ride, responsive steering, and various motor options that cater to a range of needs, from daily family transportation to heavy-duty work tasks. Notably, the Sierra 1500 offers a trio of powerful motors, allowing users to choose between efficiency and robust performance based on their needs. The introduction of modern tech features, including a user-friendly infotainment system and a spacious interior designed for functionality, make this year’s model appealing. However, some users have expressed concerns regarding fuel economy, which may be a downside to consider. ## Other model years to consider - **[2020 GMC Sierra 1500](https://www.cargurus.com/Cars/l-Used-2020-GMC-Sierra-1500-c29270)** - Average price: $33,930.00 - Good/great deal percentage: 36.2% - User rating: 4.65 / 5 - Total listings: 7,488 - **[2019 GMC Sierra 1500](https://www.cargurus.com/Cars/l-Used-2019-GMC-Sierra-1500-c27478)** - Average price: $32,406.00 - Good/great deal percentage: 36.7% - User rating: 4.73 / 5 - Total listings: 5,765 - **[2018 GMC Sierra 1500](https://www.cargurus.com/Cars/l-Used-2018-GMC-Sierra-1500-c26879)** - Average price: $26,565.00 - Good/great deal percentage: 35.3% - User rating: 4.43 / 5 - Total listings: 4,647 This analysis is based on CarGurus' proprietary market data from February 10, 2026, CarGurus experts' opinions, and generative AI.