A wide range of body styles, a comfortable, quiet cabin and a lineup of powerful and fuel-efficient engines make the 2015 GMC Sierra a solid pick in the full-size pickup class.
- Powerful and fuel-efficient engines
- Many available configurations
- Well-built, comfortable interior
- Quiet highway ride.
- Six-speed's transmission ratios too widely spaced for optimal towing performance
- Touchscreen interface slow to respond at times.