* Based on opinions and should be considered as general guidance only.
- Reliability (4)GMC trucks generally have a good reputation for reliability, and the 2024 Sierra Denali is expected to follow suit. While it's a new model year, the underlying platforms and powertrains are proven. Minor electronic glitches can sometimes occur with complex systems, but major issues are uncommon.
- Maintenance (3)As a premium full-size truck, maintenance costs for the GMC Sierra 1500 Denali can be higher than average. Parts and labor for specialized components and advanced technology can add up, though routine maintenance is comparable to other large trucks.
- Technology (5)GMC has packed the Denali with an impressive array of technology, including a large, intuitive infotainment system, a comprehensive suite of driver-assistance features, and convenient connectivity options. The head-up display and digital gauge cluster are particularly well-integrated.
- Comfort (5)Comfort is a strong suit for the Denali trim. The interior is spacious and well-appointed with high-quality materials, plush leather seating, and excellent sound insulation. Long journeys are a pleasure, and the ride quality is generally smooth.
- Dynamics (4)The 2024 GMC Sierra 1500 Denali offers a surprisingly composed ride for a full-size truck, with responsive steering and adequate power from the available engines. It handles daily driving and highway cruising with ease, though it's still a large vehicle.