* Based on opinions and should be considered as general guidance only.
- Reliability (3)While generally reliable, some owners have reported minor issues with the infotainment system and occasional electrical glitches. It's not top-tier in long-term reliability but is generally average for its class.
- Maintenance (3)Maintenance costs are about average for a compact SUV. Parts are readily available, and most repairs can be handled by general mechanics, but some specific GMC components can be pricier.
- Technology (4)The infotainment system is user-friendly with a responsive touchscreen and includes Apple CarPlay and Android Auto. Available safety features are a plus, though some advanced ones are optional.
- Comfort (4)The interior is spacious and comfortable, especially for front passengers. The seats are supportive, and the ride quality is good over most road surfaces, making it suitable for longer journeys.
- Dynamics (3)The 2018 GMC Terrain SLT offers a generally smooth ride, but it lacks the sporty handling of some competitors. The steering can feel a bit numb, and body roll is noticeable in sharper turns.