Used 2023 GMC Sierra 1500 for Sale near San Luis Obispo, CA

## Summary - With 9,658 currently listed for sale on CarGurus and an **average price of $46,475.00**, 35.0% of 2023 GMC Sierra 1500s for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2023 GMC Sierra 1500 4.47 / 5 stars. - **92.7% of 2023 Sierra 1500 models on CarGurus are accident free**. - The 2023 GMC Sierra 1500 introduces a new Denali Ultimate trim, enhancing luxury within the full-size truck segment with features such as massaging seats and a state-of-the-art infotainment system. ## Why it stands out The 2023 GMC Sierra 1500 continues to build upon its reputation as a refined and luxurious full-size truck, particularly with the introduction of the Denali Ultimate trim. This model year showcases significant improvements, especially in interior quality and technology. Owners appreciate the attractive design and enhanced comfort, making it a prime choice for those seeking a blend of utility and luxury. However, some potential buyers may find the pricing and tech complexities, particularly regarding high-tech features like SuperCruise, to be points of concern. With a lively diesel engine option and an impressive towing capacity of up to 13,200 pounds, the Sierra 1500 stands out as a versatile option for both work and leisure. ## Other model years to consider - **[2025 GMC Sierra 1500](https://www.cargurus.com/Cars/l-Used-2025-GMC-Sierra-1500-c33540)** - Average price: $53,778.00 - Good/great deal percentage: 35.5% - User rating: 5 / 5 - Total listings: 7,272 - **[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 - **[2022 GMC Sierra 1500](https://www.cargurus.com/Cars/l-Used-2022-GMC-Sierra-1500-c31916)** - Average price: $43,364.00 - Good/great deal percentage: 33.7% - User rating: 4.65 / 5 - Total listings: 9,560 This analysis is based on CarGurus' proprietary market data from February 10, 2026, CarGurus experts' opinions, and generative AI.